Home / 42,224.84-63,346.28-15,570.90

Finding the Fourth Proportional to 42,224.84, 63,346.28 and 15,570.90

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Solution

The fourth proportional to 42,224.84, 63,346.28 and 15,570.90 is: 23,359.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,224.84 : 63,346.28 = 15,570.90 : x
  2. Step 2: Convert to fraction form
    42,224.84/63,346.28 = 15,570.90/x
  3. Step 3: Cross multiply
    42,224.84x = 63,346.28 × 15,570.90
  4. Step 4: Simplify right side
    42,224.84x = 986,358,591.25
  5. Step 5: Solve for x
    x = 986,358,591.25/42,224.84
  6. Step 6: Final answer
    x = 23,359.68

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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.