Home / 23,686.47-32,687.37-13,076.12

Finding the Fourth Proportional to 23,686.47, 32,687.37 and 13,076.12

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Solution

The fourth proportional to 23,686.47, 32,687.37 and 13,076.12 is: 18,045.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686.47 : 32,687.37 = 13,076.12 : x
  2. Step 2: Convert to fraction form
    23,686.47/32,687.37 = 13,076.12/x
  3. Step 3: Cross multiply
    23,686.47x = 32,687.37 × 13,076.12
  4. Step 4: Simplify right side
    23,686.47x = 427,423,809.17
  5. Step 5: Solve for x
    x = 427,423,809.17/23,686.47
  6. Step 6: Final answer
    x = 18,045.06

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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.