Home / 52,347.09-72,239.02-29,678.84

Finding the Fourth Proportional to 52,347.09, 72,239.02 and 29,678.84

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Solution

The fourth proportional to 52,347.09, 72,239.02 and 29,678.84 is: 40,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347.09 : 72,239.02 = 29,678.84 : x
  2. Step 2: Convert to fraction form
    52,347.09/72,239.02 = 29,678.84/x
  3. Step 3: Cross multiply
    52,347.09x = 72,239.02 × 29,678.84
  4. Step 4: Simplify right side
    52,347.09x = 2,143,970,318.78
  5. Step 5: Solve for x
    x = 2,143,970,318.78/52,347.09
  6. Step 6: Final answer
    x = 40,956.82

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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.