Home / 15,818.04-23,719.32-8,426.16

Finding the Fourth Proportional to 15,818.04, 23,719.32 and 8,426.16

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Solution

The fourth proportional to 15,818.04, 23,719.32 and 8,426.16 is: 12,635.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,818.04 : 23,719.32 = 8,426.16 : x
  2. Step 2: Convert to fraction form
    15,818.04/23,719.32 = 8,426.16/x
  3. Step 3: Cross multiply
    15,818.04x = 23,719.32 × 8,426.16
  4. Step 4: Simplify right side
    15,818.04x = 199,862,785.41
  5. Step 5: Solve for x
    x = 199,862,785.41/15,818.04
  6. Step 6: Final answer
    x = 12,635.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.