Home / 42,004.92-63,007.40-10,837.76

Finding the Fourth Proportional to 42,004.92, 63,007.40 and 10,837.76

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Solution

The fourth proportional to 42,004.92, 63,007.40 and 10,837.76 is: 16,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.92 : 63,007.40 = 10,837.76 : x
  2. Step 2: Convert to fraction form
    42,004.92/63,007.40 = 10,837.76/x
  3. Step 3: Cross multiply
    42,004.92x = 63,007.40 × 10,837.76
  4. Step 4: Simplify right side
    42,004.92x = 682,859,079.42
  5. Step 5: Solve for x
    x = 682,859,079.42/42,004.92
  6. Step 6: Final answer
    x = 16,256.65

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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.