Home / 25,903.20-38,854.38-9,258.72

Finding the Fourth Proportional to 25,903.20, 38,854.38 and 9,258.72

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Solution

The fourth proportional to 25,903.20, 38,854.38 and 9,258.72 is: 13,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903.20 : 38,854.38 = 9,258.72 : x
  2. Step 2: Convert to fraction form
    25,903.20/38,854.38 = 9,258.72/x
  3. Step 3: Cross multiply
    25,903.20x = 38,854.38 × 9,258.72
  4. Step 4: Simplify right side
    25,903.20x = 359,741,825.19
  5. Step 5: Solve for x
    x = 359,741,825.19/25,903.20
  6. Step 6: Final answer
    x = 13,887.93

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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.