Home / 52,233.52-78,349.92-21,068.32

Finding the Fourth Proportional to 52,233.52, 78,349.92 and 21,068.32

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Solution

The fourth proportional to 52,233.52, 78,349.92 and 21,068.32 is: 31,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,233.52 : 78,349.92 = 21,068.32 : x
  2. Step 2: Convert to fraction form
    52,233.52/78,349.92 = 21,068.32/x
  3. Step 3: Cross multiply
    52,233.52x = 78,349.92 × 21,068.32
  4. Step 4: Simplify right side
    52,233.52x = 1,650,701,186.53
  5. Step 5: Solve for x
    x = 1,650,701,186.53/52,233.52
  6. Step 6: Final answer
    x = 31,602.33

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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.