Home / 42,530.49-63,800.96-14,455.17

Finding the Fourth Proportional to 42,530.49, 63,800.96 and 14,455.17

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Solution

The fourth proportional to 42,530.49, 63,800.96 and 14,455.17 is: 21,684.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,530.49 : 63,800.96 = 14,455.17 : x
  2. Step 2: Convert to fraction form
    42,530.49/63,800.96 = 14,455.17/x
  3. Step 3: Cross multiply
    42,530.49x = 63,800.96 × 14,455.17
  4. Step 4: Simplify right side
    42,530.49x = 922,253,650.69
  5. Step 5: Solve for x
    x = 922,253,650.69/42,530.49
  6. Step 6: Final answer
    x = 21,684.53

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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.