Home / 23,565.75-32,520.81-12,955.46

Finding the Fourth Proportional to 23,565.75, 32,520.81 and 12,955.46

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Solution

The fourth proportional to 23,565.75, 32,520.81 and 12,955.46 is: 17,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,565.75 : 32,520.81 = 12,955.46 : x
  2. Step 2: Convert to fraction form
    23,565.75/32,520.81 = 12,955.46/x
  3. Step 3: Cross multiply
    23,565.75x = 32,520.81 × 12,955.46
  4. Step 4: Simplify right side
    23,565.75x = 421,321,890.52
  5. Step 5: Solve for x
    x = 421,321,890.52/23,565.75
  6. Step 6: Final answer
    x = 17,878.57

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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.