Home / 52,230.12-72,079.60-29,570.08

Finding the Fourth Proportional to 52,230.12, 72,079.60 and 29,570.08

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Solution

The fourth proportional to 52,230.12, 72,079.60 and 29,570.08 is: 40,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,230.12 : 72,079.60 = 29,570.08 : x
  2. Step 2: Convert to fraction form
    52,230.12/72,079.60 = 29,570.08/x
  3. Step 3: Cross multiply
    52,230.12x = 72,079.60 × 29,570.08
  4. Step 4: Simplify right side
    52,230.12x = 2,131,399,538.37
  5. Step 5: Solve for x
    x = 2,131,399,538.37/52,230.12
  6. Step 6: Final answer
    x = 40,807.86

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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.