Home / 25,271.76-34,864.20-15,197.52

Finding the Fourth Proportional to 25,271.76, 34,864.20 and 15,197.52

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Solution

The fourth proportional to 25,271.76, 34,864.20 and 15,197.52 is: 20,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.76 : 34,864.20 = 15,197.52 : x
  2. Step 2: Convert to fraction form
    25,271.76/34,864.20 = 15,197.52/x
  3. Step 3: Cross multiply
    25,271.76x = 34,864.20 × 15,197.52
  4. Step 4: Simplify right side
    25,271.76x = 529,849,376.78
  5. Step 5: Solve for x
    x = 529,849,376.78/25,271.76
  6. Step 6: Final answer
    x = 20,966.07

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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.