Home / 23,718.10-32,731.96-13,646.56

Finding the Fourth Proportional to 23,718.10, 32,731.96 and 13,646.56

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Solution

The fourth proportional to 23,718.10, 32,731.96 and 13,646.56 is: 18,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,718.10 : 32,731.96 = 13,646.56 : x
  2. Step 2: Convert to fraction form
    23,718.10/32,731.96 = 13,646.56/x
  3. Step 3: Cross multiply
    23,718.10x = 32,731.96 × 13,646.56
  4. Step 4: Simplify right side
    23,718.10x = 446,678,656.06
  5. Step 5: Solve for x
    x = 446,678,656.06/23,718.10
  6. Step 6: Final answer
    x = 18,832.82

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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.