Home / 15,674.48-23,504.16-8,287.28

Finding the Fourth Proportional to 15,674.48, 23,504.16 and 8,287.28

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Solution

The fourth proportional to 15,674.48, 23,504.16 and 8,287.28 is: 12,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,674.48 : 23,504.16 = 8,287.28 : x
  2. Step 2: Convert to fraction form
    15,674.48/23,504.16 = 8,287.28/x
  3. Step 3: Cross multiply
    15,674.48x = 23,504.16 × 8,287.28
  4. Step 4: Simplify right side
    15,674.48x = 194,785,555.08
  5. Step 5: Solve for x
    x = 194,785,555.08/15,674.48
  6. Step 6: Final answer
    x = 12,426.92

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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.