Home / 15,394.23-23,184.68-13,660.83

Finding the Fourth Proportional to 15,394.23, 23,184.68 and 13,660.83

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Solution

The fourth proportional to 15,394.23, 23,184.68 and 13,660.83 is: 20,574.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,394.23 : 23,184.68 = 13,660.83 : x
  2. Step 2: Convert to fraction form
    15,394.23/23,184.68 = 13,660.83/x
  3. Step 3: Cross multiply
    15,394.23x = 23,184.68 × 13,660.83
  4. Step 4: Simplify right side
    15,394.23x = 316,721,903.78
  5. Step 5: Solve for x
    x = 316,721,903.78/15,394.23
  6. Step 6: Final answer
    x = 20,574.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.