Home / 25,258.02-34,846.35-15,188.91

Finding the Fourth Proportional to 25,258.02, 34,846.35 and 15,188.91

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Solution

The fourth proportional to 25,258.02, 34,846.35 and 15,188.91 is: 20,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,258.02 : 34,846.35 = 15,188.91 : x
  2. Step 2: Convert to fraction form
    25,258.02/34,846.35 = 15,188.91/x
  3. Step 3: Cross multiply
    25,258.02x = 34,846.35 × 15,188.91
  4. Step 4: Simplify right side
    25,258.02x = 529,278,073.98
  5. Step 5: Solve for x
    x = 529,278,073.98/25,258.02
  6. Step 6: Final answer
    x = 20,954.85

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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.