Home / 42,247.29-63,368.49-14,166.21

Finding the Fourth Proportional to 42,247.29, 63,368.49 and 14,166.21

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Solution

The fourth proportional to 42,247.29, 63,368.49 and 14,166.21 is: 21,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,247.29 : 63,368.49 = 14,166.21 : x
  2. Step 2: Convert to fraction form
    42,247.29/63,368.49 = 14,166.21/x
  3. Step 3: Cross multiply
    42,247.29x = 63,368.49 × 14,166.21
  4. Step 4: Simplify right side
    42,247.29x = 897,691,336.72
  5. Step 5: Solve for x
    x = 897,691,336.72/42,247.29
  6. Step 6: Final answer
    x = 21,248.50

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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.