Home / 23,565.33-32,520.78-12,810.93

Finding the Fourth Proportional to 23,565.33, 32,520.78 and 12,810.93

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Solution

The fourth proportional to 23,565.33, 32,520.78 and 12,810.93 is: 17,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,565.33 : 32,520.78 = 12,810.93 : x
  2. Step 2: Convert to fraction form
    23,565.33/32,520.78 = 12,810.93/x
  3. Step 3: Cross multiply
    23,565.33x = 32,520.78 × 12,810.93
  4. Step 4: Simplify right side
    23,565.33x = 416,621,436.13
  5. Step 5: Solve for x
    x = 416,621,436.13/23,565.33
  6. Step 6: Final answer
    x = 17,679.42

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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.