Home / 23,190.38-32,002.77-12,580.04

Finding the Fourth Proportional to 23,190.38, 32,002.77 and 12,580.04

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Solution

The fourth proportional to 23,190.38, 32,002.77 and 12,580.04 is: 17,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.38 : 32,002.77 = 12,580.04 : x
  2. Step 2: Convert to fraction form
    23,190.38/32,002.77 = 12,580.04/x
  3. Step 3: Cross multiply
    23,190.38x = 32,002.77 × 12,580.04
  4. Step 4: Simplify right side
    23,190.38x = 402,596,126.71
  5. Step 5: Solve for x
    x = 402,596,126.71/23,190.38
  6. Step 6: Final answer
    x = 17,360.48

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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.