Home / 23,718.13-32,731.13-12,963.22

Finding the Fourth Proportional to 23,718.13, 32,731.13 and 12,963.22

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Solution

The fourth proportional to 23,718.13, 32,731.13 and 12,963.22 is: 17,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.13 : 32,731.13 = 12,963.22 : x
  2. Step 2: Convert to fraction form
    23,718.13/32,731.13 = 12,963.22/x
  3. Step 3: Cross multiply
    23,718.13x = 32,731.13 × 12,963.22
  4. Step 4: Simplify right side
    23,718.13x = 424,300,839.04
  5. Step 5: Solve for x
    x = 424,300,839.04/23,718.13
  6. Step 6: Final answer
    x = 17,889.30

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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.