Home / 42,345.01-63,520.17-14,262.76

Finding the Fourth Proportional to 42,345.01, 63,520.17 and 14,262.76

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Solution

The fourth proportional to 42,345.01, 63,520.17 and 14,262.76 is: 21,395.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,345.01 : 63,520.17 = 14,262.76 : x
  2. Step 2: Convert to fraction form
    42,345.01/63,520.17 = 14,262.76/x
  3. Step 3: Cross multiply
    42,345.01x = 63,520.17 × 14,262.76
  4. Step 4: Simplify right side
    42,345.01x = 905,972,939.87
  5. Step 5: Solve for x
    x = 905,972,939.87/42,345.01
  6. Step 6: Final answer
    x = 21,395.03

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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.