Home / 60,897.37-91,346.07-21,445.12

Finding the Fourth Proportional to 60,897.37, 91,346.07 and 21,445.12

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Solution

The fourth proportional to 60,897.37, 91,346.07 and 21,445.12 is: 32,167.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,897.37 : 91,346.07 = 21,445.12 : x
  2. Step 2: Convert to fraction form
    60,897.37/91,346.07 = 21,445.12/x
  3. Step 3: Cross multiply
    60,897.37x = 91,346.07 × 21,445.12
  4. Step 4: Simplify right side
    60,897.37x = 1,958,927,432.68
  5. Step 5: Solve for x
    x = 1,958,927,432.68/60,897.37
  6. Step 6: Final answer
    x = 32,167.69

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.