Home / 23,681.11-32,680.61-13,071.43

Finding the Fourth Proportional to 23,681.11, 32,680.61 and 13,071.43

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Solution

The fourth proportional to 23,681.11, 32,680.61 and 13,071.43 is: 18,038.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.11 : 32,680.61 = 13,071.43 : x
  2. Step 2: Convert to fraction form
    23,681.11/32,680.61 = 13,071.43/x
  3. Step 3: Cross multiply
    23,681.11x = 32,680.61 × 13,071.43
  4. Step 4: Simplify right side
    23,681.11x = 427,182,220.18
  5. Step 5: Solve for x
    x = 427,182,220.18/23,681.11
  6. Step 6: Final answer
    x = 18,038.94

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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.