Home / 42,263.04-63,403.20-14,557.44

Finding the Fourth Proportional to 42,263.04, 63,403.20 and 14,557.44

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Solution

The fourth proportional to 42,263.04, 63,403.20 and 14,557.44 is: 21,839.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,263.04 : 63,403.20 = 14,557.44 : x
  2. Step 2: Convert to fraction form
    42,263.04/63,403.20 = 14,557.44/x
  3. Step 3: Cross multiply
    42,263.04x = 63,403.20 × 14,557.44
  4. Step 4: Simplify right side
    42,263.04x = 922,988,279.81
  5. Step 5: Solve for x
    x = 922,988,279.81/42,263.04
  6. Step 6: Final answer
    x = 21,839.14

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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.