Home / 23,280.22-32,126.61-12,669.85

Finding the Fourth Proportional to 23,280.22, 32,126.61 and 12,669.85

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Solution

The fourth proportional to 23,280.22, 32,126.61 and 12,669.85 is: 17,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.22 : 32,126.61 = 12,669.85 : x
  2. Step 2: Convert to fraction form
    23,280.22/32,126.61 = 12,669.85/x
  3. Step 3: Cross multiply
    23,280.22x = 32,126.61 × 12,669.85
  4. Step 4: Simplify right side
    23,280.22x = 407,039,329.71
  5. Step 5: Solve for x
    x = 407,039,329.71/23,280.22
  6. Step 6: Final answer
    x = 17,484.34

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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.