Home / 39,073.78-58,618.77-15,702.04

Finding the Fourth Proportional to 39,073.78, 58,618.77 and 15,702.04

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Solution

The fourth proportional to 39,073.78, 58,618.77 and 15,702.04 is: 23,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,073.78 : 58,618.77 = 15,702.04 : x
  2. Step 2: Convert to fraction form
    39,073.78/58,618.77 = 15,702.04/x
  3. Step 3: Cross multiply
    39,073.78x = 58,618.77 × 15,702.04
  4. Step 4: Simplify right side
    39,073.78x = 920,434,271.29
  5. Step 5: Solve for x
    x = 920,434,271.29/39,073.78
  6. Step 6: Final answer
    x = 23,556.32

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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.