Home / 18,833.13-25,988.72-10,335.12

Finding the Fourth Proportional to 18,833.13, 25,988.72 and 10,335.12

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Solution

The fourth proportional to 18,833.13, 25,988.72 and 10,335.12 is: 14,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,833.13 : 25,988.72 = 10,335.12 : x
  2. Step 2: Convert to fraction form
    18,833.13/25,988.72 = 10,335.12/x
  3. Step 3: Cross multiply
    18,833.13x = 25,988.72 × 10,335.12
  4. Step 4: Simplify right side
    18,833.13x = 268,596,551.01
  5. Step 5: Solve for x
    x = 268,596,551.01/18,833.13
  6. Step 6: Final answer
    x = 14,261.92

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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.