Home / 15,205.64-22,809.68-5,347.13

Finding the Fourth Proportional to 15,205.64, 22,809.68 and 5,347.13

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Solution

The fourth proportional to 15,205.64, 22,809.68 and 5,347.13 is: 8,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,205.64 : 22,809.68 = 5,347.13 : x
  2. Step 2: Convert to fraction form
    15,205.64/22,809.68 = 5,347.13/x
  3. Step 3: Cross multiply
    15,205.64x = 22,809.68 × 5,347.13
  4. Step 4: Simplify right side
    15,205.64x = 121,966,324.22
  5. Step 5: Solve for x
    x = 121,966,324.22/15,205.64
  6. Step 6: Final answer
    x = 8,021.12

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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.