Home / 12,805.76-19,177.68-10,598.24

Finding the Fourth Proportional to 12,805.76, 19,177.68 and 10,598.24

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Solution

The fourth proportional to 12,805.76, 19,177.68 and 10,598.24 is: 15,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,805.76 : 19,177.68 = 10,598.24 : x
  2. Step 2: Convert to fraction form
    12,805.76/19,177.68 = 10,598.24/x
  3. Step 3: Cross multiply
    12,805.76x = 19,177.68 × 10,598.24
  4. Step 4: Simplify right side
    12,805.76x = 203,249,655.28
  5. Step 5: Solve for x
    x = 203,249,655.28/12,805.76
  6. Step 6: Final answer
    x = 15,871.74

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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.