Home / 15,400.08-22,979.31-14,459.76

Finding the Fourth Proportional to 15,400.08, 22,979.31 and 14,459.76

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Solution

The fourth proportional to 15,400.08, 22,979.31 and 14,459.76 is: 21,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.08 : 22,979.31 = 14,459.76 : x
  2. Step 2: Convert to fraction form
    15,400.08/22,979.31 = 14,459.76/x
  3. Step 3: Cross multiply
    15,400.08x = 22,979.31 × 14,459.76
  4. Step 4: Simplify right side
    15,400.08x = 332,275,307.57
  5. Step 5: Solve for x
    x = 332,275,307.57/15,400.08
  6. Step 6: Final answer
    x = 21,576.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.