Home / 45,417.93-68,127.29-15,835.71

Finding the Fourth Proportional to 45,417.93, 68,127.29 and 15,835.71

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Solution

The fourth proportional to 45,417.93, 68,127.29 and 15,835.71 is: 23,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,417.93 : 68,127.29 = 15,835.71 : x
  2. Step 2: Convert to fraction form
    45,417.93/68,127.29 = 15,835.71/x
  3. Step 3: Cross multiply
    45,417.93x = 68,127.29 × 15,835.71
  4. Step 4: Simplify right side
    45,417.93x = 1,078,844,007.53
  5. Step 5: Solve for x
    x = 1,078,844,007.53/45,417.93
  6. Step 6: Final answer
    x = 23,753.70

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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.