Home / 23,154.69-31,953.06-13,082.92

Finding the Fourth Proportional to 23,154.69, 31,953.06 and 13,082.92

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Solution

The fourth proportional to 23,154.69, 31,953.06 and 13,082.92 is: 18,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.69 : 31,953.06 = 13,082.92 : x
  2. Step 2: Convert to fraction form
    23,154.69/31,953.06 = 13,082.92/x
  3. Step 3: Cross multiply
    23,154.69x = 31,953.06 × 13,082.92
  4. Step 4: Simplify right side
    23,154.69x = 418,039,394.95
  5. Step 5: Solve for x
    x = 418,039,394.95/23,154.69
  6. Step 6: Final answer
    x = 18,054.20

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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.