Home / 51,746.72-71,402.64-29,390.24

Finding the Fourth Proportional to 51,746.72, 71,402.64 and 29,390.24

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Solution

The fourth proportional to 51,746.72, 71,402.64 and 29,390.24 is: 40,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,746.72 : 71,402.64 = 29,390.24 : x
  2. Step 2: Convert to fraction form
    51,746.72/71,402.64 = 29,390.24/x
  3. Step 3: Cross multiply
    51,746.72x = 71,402.64 × 29,390.24
  4. Step 4: Simplify right side
    51,746.72x = 2,098,540,726.23
  5. Step 5: Solve for x
    x = 2,098,540,726.23/51,746.72
  6. Step 6: Final answer
    x = 40,554.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.