Home / 15,446.08-21,324.78-10,150.12

Finding the Fourth Proportional to 15,446.08, 21,324.78 and 10,150.12

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Solution

The fourth proportional to 15,446.08, 21,324.78 and 10,150.12 is: 14,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.08 : 21,324.78 = 10,150.12 : x
  2. Step 2: Convert to fraction form
    15,446.08/21,324.78 = 10,150.12/x
  3. Step 3: Cross multiply
    15,446.08x = 21,324.78 × 10,150.12
  4. Step 4: Simplify right side
    15,446.08x = 216,449,075.97
  5. Step 5: Solve for x
    x = 216,449,075.97/15,446.08
  6. Step 6: Final answer
    x = 14,013.20

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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.