Home / 23,718.66-32,731.45-13,108.07

Finding the Fourth Proportional to 23,718.66, 32,731.45 and 13,108.07

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Solution

The fourth proportional to 23,718.66, 32,731.45 and 13,108.07 is: 18,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.66 : 32,731.45 = 13,108.07 : x
  2. Step 2: Convert to fraction form
    23,718.66/32,731.45 = 13,108.07/x
  3. Step 3: Cross multiply
    23,718.66x = 32,731.45 × 13,108.07
  4. Step 4: Simplify right side
    23,718.66x = 429,046,137.80
  5. Step 5: Solve for x
    x = 429,046,137.80/23,718.66
  6. Step 6: Final answer
    x = 18,088.97

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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.