Home / 15,242.16-21,032.08-8,527.44

Finding the Fourth Proportional to 15,242.16, 21,032.08 and 8,527.44

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Solution

The fourth proportional to 15,242.16, 21,032.08 and 8,527.44 is: 11,766.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242.16 : 21,032.08 = 8,527.44 : x
  2. Step 2: Convert to fraction form
    15,242.16/21,032.08 = 8,527.44/x
  3. Step 3: Cross multiply
    15,242.16x = 21,032.08 × 8,527.44
  4. Step 4: Simplify right side
    15,242.16x = 179,349,800.28
  5. Step 5: Solve for x
    x = 179,349,800.28/15,242.16
  6. Step 6: Final answer
    x = 11,766.69

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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.