Home / 23,631.65-32,613.03-13,560

Finding the Fourth Proportional to 23,631.65, 32,613.03 and 13,560

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Solution

The fourth proportional to 23,631.65, 32,613.03 and 13,560 is: 18,713.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,631.65 : 32,613.03 = 13,560 : x
  2. Step 2: Convert to fraction form
    23,631.65/32,613.03 = 13,560/x
  3. Step 3: Cross multiply
    23,631.65x = 32,613.03 × 13,560
  4. Step 4: Simplify right side
    23,631.65x = 442,232,686.80
  5. Step 5: Solve for x
    x = 442,232,686.80/23,631.65
  6. Step 6: Final answer
    x = 18,713.58

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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.