Home / 47,214.54-70,774.44-21,931.80

Finding the Fourth Proportional to 47,214.54, 70,774.44 and 21,931.80

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Solution

The fourth proportional to 47,214.54, 70,774.44 and 21,931.80 is: 32,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,214.54 : 70,774.44 = 21,931.80 : x
  2. Step 2: Convert to fraction form
    47,214.54/70,774.44 = 21,931.80/x
  3. Step 3: Cross multiply
    47,214.54x = 70,774.44 × 21,931.80
  4. Step 4: Simplify right side
    47,214.54x = 1,552,211,184.56
  5. Step 5: Solve for x
    x = 1,552,211,184.56/47,214.54
  6. Step 6: Final answer
    x = 32,875.70

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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.