Home / 71,023.08-106,531.16-26,646.38

Finding the Fourth Proportional to 71,023.08, 106,531.16 and 26,646.38

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Solution

The fourth proportional to 71,023.08, 106,531.16 and 26,646.38 is: 39,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,023.08 : 106,531.16 = 26,646.38 : x
  2. Step 2: Convert to fraction form
    71,023.08/106,531.16 = 26,646.38/x
  3. Step 3: Cross multiply
    71,023.08x = 106,531.16 × 26,646.38
  4. Step 4: Simplify right side
    71,023.08x = 2,838,669,771.20
  5. Step 5: Solve for x
    x = 2,838,669,771.20/71,023.08
  6. Step 6: Final answer
    x = 39,968.27

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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.