Home / 51,688.79-71,325.22-29,030.29

Finding the Fourth Proportional to 51,688.79, 71,325.22 and 29,030.29

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Solution

The fourth proportional to 51,688.79, 71,325.22 and 29,030.29 is: 40,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,688.79 : 71,325.22 = 29,030.29 : x
  2. Step 2: Convert to fraction form
    51,688.79/71,325.22 = 29,030.29/x
  3. Step 3: Cross multiply
    51,688.79x = 71,325.22 × 29,030.29
  4. Step 4: Simplify right side
    51,688.79x = 2,070,591,820.91
  5. Step 5: Solve for x
    x = 2,070,591,820.91/51,688.79
  6. Step 6: Final answer
    x = 40,058.82

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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.