Home / 42,095.76-63,127.14-15,786.16

Finding the Fourth Proportional to 42,095.76, 63,127.14 and 15,786.16

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Solution

The fourth proportional to 42,095.76, 63,127.14 and 15,786.16 is: 23,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,095.76 : 63,127.14 = 15,786.16 : x
  2. Step 2: Convert to fraction form
    42,095.76/63,127.14 = 15,786.16/x
  3. Step 3: Cross multiply
    42,095.76x = 63,127.14 × 15,786.16
  4. Step 4: Simplify right side
    42,095.76x = 996,535,132.38
  5. Step 5: Solve for x
    x = 996,535,132.38/42,095.76
  6. Step 6: Final answer
    x = 23,673.05

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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.