Home / 15,806.24-23,585.12-15,271.18

Finding the Fourth Proportional to 15,806.24, 23,585.12 and 15,271.18

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Solution

The fourth proportional to 15,806.24, 23,585.12 and 15,271.18 is: 22,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,806.24 : 23,585.12 = 15,271.18 : x
  2. Step 2: Convert to fraction form
    15,806.24/23,585.12 = 15,271.18/x
  3. Step 3: Cross multiply
    15,806.24x = 23,585.12 × 15,271.18
  4. Step 4: Simplify right side
    15,806.24x = 360,172,753.36
  5. Step 5: Solve for x
    x = 360,172,753.36/15,806.24
  6. Step 6: Final answer
    x = 22,786.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.