Home / 17,431.08-24,044.02-15,304.92

Finding the Fourth Proportional to 17,431.08, 24,044.02 and 15,304.92

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Solution

The fourth proportional to 17,431.08, 24,044.02 and 15,304.92 is: 21,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.08 : 24,044.02 = 15,304.92 : x
  2. Step 2: Convert to fraction form
    17,431.08/24,044.02 = 15,304.92/x
  3. Step 3: Cross multiply
    17,431.08x = 24,044.02 × 15,304.92
  4. Step 4: Simplify right side
    17,431.08x = 367,991,802.58
  5. Step 5: Solve for x
    x = 367,991,802.58/17,431.08
  6. Step 6: Final answer
    x = 21,111.25

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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.