Home / 11,532.29-15,881.04-10,019.15

Finding the Fourth Proportional to 11,532.29, 15,881.04 and 10,019.15

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Solution

The fourth proportional to 11,532.29, 15,881.04 and 10,019.15 is: 13,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.29 : 15,881.04 = 10,019.15 : x
  2. Step 2: Convert to fraction form
    11,532.29/15,881.04 = 10,019.15/x
  3. Step 3: Cross multiply
    11,532.29x = 15,881.04 × 10,019.15
  4. Step 4: Simplify right side
    11,532.29x = 159,114,521.92
  5. Step 5: Solve for x
    x = 159,114,521.92/11,532.29
  6. Step 6: Final answer
    x = 13,797.30

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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.