Home / 17,565.52-26,319.03-12,360.46

Finding the Fourth Proportional to 17,565.52, 26,319.03 and 12,360.46

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Solution

The fourth proportional to 17,565.52, 26,319.03 and 12,360.46 is: 18,520.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.52 : 26,319.03 = 12,360.46 : x
  2. Step 2: Convert to fraction form
    17,565.52/26,319.03 = 12,360.46/x
  3. Step 3: Cross multiply
    17,565.52x = 26,319.03 × 12,360.46
  4. Step 4: Simplify right side
    17,565.52x = 325,315,317.55
  5. Step 5: Solve for x
    x = 325,315,317.55/17,565.52
  6. Step 6: Final answer
    x = 18,520.11

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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.