Home / 25,549.20-35,258.58-15,475.50

Finding the Fourth Proportional to 25,549.20, 35,258.58 and 15,475.50

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Solution

The fourth proportional to 25,549.20, 35,258.58 and 15,475.50 is: 21,356.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,549.20 : 35,258.58 = 15,475.50 : x
  2. Step 2: Convert to fraction form
    25,549.20/35,258.58 = 15,475.50/x
  3. Step 3: Cross multiply
    25,549.20x = 35,258.58 × 15,475.50
  4. Step 4: Simplify right side
    25,549.20x = 545,644,154.79
  5. Step 5: Solve for x
    x = 545,644,154.79/25,549.20
  6. Step 6: Final answer
    x = 21,356.60

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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.