Home / 42,226.84-63,349.28-15,572.90

Finding the Fourth Proportional to 42,226.84, 63,349.28 and 15,572.90

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Solution

The fourth proportional to 42,226.84, 63,349.28 and 15,572.90 is: 23,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,226.84 : 63,349.28 = 15,572.90 : x
  2. Step 2: Convert to fraction form
    42,226.84/63,349.28 = 15,572.90/x
  3. Step 3: Cross multiply
    42,226.84x = 63,349.28 × 15,572.90
  4. Step 4: Simplify right side
    42,226.84x = 986,532,002.51
  5. Step 5: Solve for x
    x = 986,532,002.51/42,226.84
  6. Step 6: Final answer
    x = 23,362.68

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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.