Home / 34,346.01-47,388.65-20,196.21

Finding the Fourth Proportional to 34,346.01, 47,388.65 and 20,196.21

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Solution

The fourth proportional to 34,346.01, 47,388.65 and 20,196.21 is: 27,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,346.01 : 47,388.65 = 20,196.21 : x
  2. Step 2: Convert to fraction form
    34,346.01/47,388.65 = 20,196.21/x
  3. Step 3: Cross multiply
    34,346.01x = 47,388.65 × 20,196.21
  4. Step 4: Simplify right side
    34,346.01x = 957,071,026.04
  5. Step 5: Solve for x
    x = 957,071,026.04/34,346.01
  6. Step 6: Final answer
    x = 27,865.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.