Home / 52,395.69-72,294.84-31,170.81

Finding the Fourth Proportional to 52,395.69, 72,294.84 and 31,170.81

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Solution

The fourth proportional to 52,395.69, 72,294.84 and 31,170.81 is: 43,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,395.69 : 72,294.84 = 31,170.81 : x
  2. Step 2: Convert to fraction form
    52,395.69/72,294.84 = 31,170.81/x
  3. Step 3: Cross multiply
    52,395.69x = 72,294.84 × 31,170.81
  4. Step 4: Simplify right side
    52,395.69x = 2,253,488,721.62
  5. Step 5: Solve for x
    x = 2,253,488,721.62/52,395.69
  6. Step 6: Final answer
    x = 43,009.05

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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.