Home / 23,618.79-32,591.16-13,409.15

Finding the Fourth Proportional to 23,618.79, 32,591.16 and 13,409.15

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Solution

The fourth proportional to 23,618.79, 32,591.16 and 13,409.15 is: 18,503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,618.79 : 32,591.16 = 13,409.15 : x
  2. Step 2: Convert to fraction form
    23,618.79/32,591.16 = 13,409.15/x
  3. Step 3: Cross multiply
    23,618.79x = 32,591.16 × 13,409.15
  4. Step 4: Simplify right side
    23,618.79x = 437,019,590.16
  5. Step 5: Solve for x
    x = 437,019,590.16/23,618.79
  6. Step 6: Final answer
    x = 18,503.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.