Home / 62,390.16-93,588.12-15,643.44

Finding the Fourth Proportional to 62,390.16, 93,588.12 and 15,643.44

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Solution

The fourth proportional to 62,390.16, 93,588.12 and 15,643.44 is: 23,465.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.16 : 93,588.12 = 15,643.44 : x
  2. Step 2: Convert to fraction form
    62,390.16/93,588.12 = 15,643.44/x
  3. Step 3: Cross multiply
    62,390.16x = 93,588.12 × 15,643.44
  4. Step 4: Simplify right side
    62,390.16x = 1,464,040,139.93
  5. Step 5: Solve for x
    x = 1,464,040,139.93/62,390.16
  6. Step 6: Final answer
    x = 23,465.88

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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.