Home / 52,239.76-78,343.02-17,171.32

Finding the Fourth Proportional to 52,239.76, 78,343.02 and 17,171.32

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Solution

The fourth proportional to 52,239.76, 78,343.02 and 17,171.32 is: 25,751.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.76 : 78,343.02 = 17,171.32 : x
  2. Step 2: Convert to fraction form
    52,239.76/78,343.02 = 17,171.32/x
  3. Step 3: Cross multiply
    52,239.76x = 78,343.02 × 17,171.32
  4. Step 4: Simplify right side
    52,239.76x = 1,345,253,066.19
  5. Step 5: Solve for x
    x = 1,345,253,066.19/52,239.76
  6. Step 6: Final answer
    x = 25,751.52

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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.