Home / 42,256.17-63,377.87-14,171.45

Finding the Fourth Proportional to 42,256.17, 63,377.87 and 14,171.45

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Solution

The fourth proportional to 42,256.17, 63,377.87 and 14,171.45 is: 21,255.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,256.17 : 63,377.87 = 14,171.45 : x
  2. Step 2: Convert to fraction form
    42,256.17/63,377.87 = 14,171.45/x
  3. Step 3: Cross multiply
    42,256.17x = 63,377.87 × 14,171.45
  4. Step 4: Simplify right side
    42,256.17x = 898,155,928.06
  5. Step 5: Solve for x
    x = 898,155,928.06/42,256.17
  6. Step 6: Final answer
    x = 21,255.02

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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.