Home / 15,388.08-23,082.32-5,527.36

Finding the Fourth Proportional to 15,388.08, 23,082.32 and 5,527.36

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Solution

The fourth proportional to 15,388.08, 23,082.32 and 5,527.36 is: 8,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,388.08 : 23,082.32 = 5,527.36 : x
  2. Step 2: Convert to fraction form
    15,388.08/23,082.32 = 5,527.36/x
  3. Step 3: Cross multiply
    15,388.08x = 23,082.32 × 5,527.36
  4. Step 4: Simplify right side
    15,388.08x = 127,584,264.64
  5. Step 5: Solve for x
    x = 127,584,264.64/15,388.08
  6. Step 6: Final answer
    x = 8,291.11

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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.