Home / 52,279.65-72,143.54-29,618.18

Finding the Fourth Proportional to 52,279.65, 72,143.54 and 29,618.18

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Solution

The fourth proportional to 52,279.65, 72,143.54 and 29,618.18 is: 40,871.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,279.65 : 72,143.54 = 29,618.18 : x
  2. Step 2: Convert to fraction form
    52,279.65/72,143.54 = 29,618.18/x
  3. Step 3: Cross multiply
    52,279.65x = 72,143.54 × 29,618.18
  4. Step 4: Simplify right side
    52,279.65x = 2,136,759,844.75
  5. Step 5: Solve for x
    x = 2,136,759,844.75/52,279.65
  6. Step 6: Final answer
    x = 40,871.73

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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.