Home / 25,555.42-35,258.52-14,943.88

Finding the Fourth Proportional to 25,555.42, 35,258.52 and 14,943.88

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Solution

The fourth proportional to 25,555.42, 35,258.52 and 14,943.88 is: 20,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.42 : 35,258.52 = 14,943.88 : x
  2. Step 2: Convert to fraction form
    25,555.42/35,258.52 = 14,943.88/x
  3. Step 3: Cross multiply
    25,555.42x = 35,258.52 × 14,943.88
  4. Step 4: Simplify right side
    25,555.42x = 526,899,091.86
  5. Step 5: Solve for x
    x = 526,899,091.86/25,555.42
  6. Step 6: Final answer
    x = 20,617.90

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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.