Home / 42,382.71-63,529.70-14,293.08

Finding the Fourth Proportional to 42,382.71, 63,529.70 and 14,293.08

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Solution

The fourth proportional to 42,382.71, 63,529.70 and 14,293.08 is: 21,424.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382.71 : 63,529.70 = 14,293.08 : x
  2. Step 2: Convert to fraction form
    42,382.71/63,529.70 = 14,293.08/x
  3. Step 3: Cross multiply
    42,382.71x = 63,529.70 × 14,293.08
  4. Step 4: Simplify right side
    42,382.71x = 908,035,013.01
  5. Step 5: Solve for x
    x = 908,035,013.01/42,382.71
  6. Step 6: Final answer
    x = 21,424.66

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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.