Home / 51,818.18-71,507.46-29,158.46

Finding the Fourth Proportional to 51,818.18, 71,507.46 and 29,158.46

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Solution

The fourth proportional to 51,818.18, 71,507.46 and 29,158.46 is: 40,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,818.18 : 71,507.46 = 29,158.46 : x
  2. Step 2: Convert to fraction form
    51,818.18/71,507.46 = 29,158.46/x
  3. Step 3: Cross multiply
    51,818.18x = 71,507.46 × 29,158.46
  4. Step 4: Simplify right side
    51,818.18x = 2,085,047,412.11
  5. Step 5: Solve for x
    x = 2,085,047,412.11/51,818.18
  6. Step 6: Final answer
    x = 40,237.76

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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.