Home / 23,901.64-32,985.06-13,146.97

Finding the Fourth Proportional to 23,901.64, 32,985.06 and 13,146.97

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Solution

The fourth proportional to 23,901.64, 32,985.06 and 13,146.97 is: 18,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.64 : 32,985.06 = 13,146.97 : x
  2. Step 2: Convert to fraction form
    23,901.64/32,985.06 = 13,146.97/x
  3. Step 3: Cross multiply
    23,901.64x = 32,985.06 × 13,146.97
  4. Step 4: Simplify right side
    23,901.64x = 433,653,429.34
  5. Step 5: Solve for x
    x = 433,653,429.34/23,901.64
  6. Step 6: Final answer
    x = 18,143.25

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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.