Home / 52,331.08-78,485.63-17,262.52

Finding the Fourth Proportional to 52,331.08, 78,485.63 and 17,262.52

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Solution

The fourth proportional to 52,331.08, 78,485.63 and 17,262.52 is: 25,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,331.08 : 78,485.63 = 17,262.52 : x
  2. Step 2: Convert to fraction form
    52,331.08/78,485.63 = 17,262.52/x
  3. Step 3: Cross multiply
    52,331.08x = 78,485.63 × 17,262.52
  4. Step 4: Simplify right side
    52,331.08x = 1,354,859,278.85
  5. Step 5: Solve for x
    x = 1,354,859,278.85/52,331.08
  6. Step 6: Final answer
    x = 25,890.15

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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.