Home / 62,009.10-85,574.28-38,122.20

Finding the Fourth Proportional to 62,009.10, 85,574.28 and 38,122.20

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Solution

The fourth proportional to 62,009.10, 85,574.28 and 38,122.20 is: 52,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,009.10 : 85,574.28 = 38,122.20 : x
  2. Step 2: Convert to fraction form
    62,009.10/85,574.28 = 38,122.20/x
  3. Step 3: Cross multiply
    62,009.10x = 85,574.28 × 38,122.20
  4. Step 4: Simplify right side
    62,009.10x = 3,262,279,817.02
  5. Step 5: Solve for x
    x = 3,262,279,817.02/62,009.10
  6. Step 6: Final answer
    x = 52,609.69

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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.