Home / 52,398.07-72,319.30-29,739.18

Finding the Fourth Proportional to 52,398.07, 72,319.30 and 29,739.18

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Solution

The fourth proportional to 52,398.07, 72,319.30 and 29,739.18 is: 41,045.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,398.07 : 72,319.30 = 29,739.18 : x
  2. Step 2: Convert to fraction form
    52,398.07/72,319.30 = 29,739.18/x
  3. Step 3: Cross multiply
    52,398.07x = 72,319.30 × 29,739.18
  4. Step 4: Simplify right side
    52,398.07x = 2,150,716,605.83
  5. Step 5: Solve for x
    x = 2,150,716,605.83/52,398.07
  6. Step 6: Final answer
    x = 41,045.72

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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.