Home / 71,036.10-106,549.97-26,659.13

Finding the Fourth Proportional to 71,036.10, 106,549.97 and 26,659.13

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Solution

The fourth proportional to 71,036.10, 106,549.97 and 26,659.13 is: 39,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036.10 : 106,549.97 = 26,659.13 : x
  2. Step 2: Convert to fraction form
    71,036.10/106,549.97 = 26,659.13/x
  3. Step 3: Cross multiply
    71,036.10x = 106,549.97 × 26,659.13
  4. Step 4: Simplify right side
    71,036.10x = 2,840,528,835.68
  5. Step 5: Solve for x
    x = 2,840,528,835.68/71,036.10
  6. Step 6: Final answer
    x = 39,987.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.