Home / 52,321.91-78,485.59-17,264.30

Finding the Fourth Proportional to 52,321.91, 78,485.59 and 17,264.30

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Solution

The fourth proportional to 52,321.91, 78,485.59 and 17,264.30 is: 25,897.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,321.91 : 78,485.59 = 17,264.30 : x
  2. Step 2: Convert to fraction form
    52,321.91/78,485.59 = 17,264.30/x
  3. Step 3: Cross multiply
    52,321.91x = 78,485.59 × 17,264.30
  4. Step 4: Simplify right side
    52,321.91x = 1,354,998,771.44
  5. Step 5: Solve for x
    x = 1,354,998,771.44/52,321.91
  6. Step 6: Final answer
    x = 25,897.35

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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.