Home / 11,532.49-15,881.32-10,019.36

Finding the Fourth Proportional to 11,532.49, 15,881.32 and 10,019.36

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Solution

The fourth proportional to 11,532.49, 15,881.32 and 10,019.36 is: 13,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.49 : 15,881.32 = 10,019.36 : x
  2. Step 2: Convert to fraction form
    11,532.49/15,881.32 = 10,019.36/x
  3. Step 3: Cross multiply
    11,532.49x = 15,881.32 × 10,019.36
  4. Step 4: Simplify right side
    11,532.49x = 159,120,582.95
  5. Step 5: Solve for x
    x = 159,120,582.95/11,532.49
  6. Step 6: Final answer
    x = 13,797.60

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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.