Home / 15,630.17-23,461.11-13,862.81

Finding the Fourth Proportional to 15,630.17, 23,461.11 and 13,862.81

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Solution

The fourth proportional to 15,630.17, 23,461.11 and 13,862.81 is: 20,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.17 : 23,461.11 = 13,862.81 : x
  2. Step 2: Convert to fraction form
    15,630.17/23,461.11 = 13,862.81/x
  3. Step 3: Cross multiply
    15,630.17x = 23,461.11 × 13,862.81
  4. Step 4: Simplify right side
    15,630.17x = 325,236,968.97
  5. Step 5: Solve for x
    x = 325,236,968.97/15,630.17
  6. Step 6: Final answer
    x = 20,808.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.