Home / 25,602.31-38,367.55-9,790.30

Finding the Fourth Proportional to 25,602.31, 38,367.55 and 9,790.30

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Solution

The fourth proportional to 25,602.31, 38,367.55 and 9,790.30 is: 14,671.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.31 : 38,367.55 = 9,790.30 : x
  2. Step 2: Convert to fraction form
    25,602.31/38,367.55 = 9,790.30/x
  3. Step 3: Cross multiply
    25,602.31x = 38,367.55 × 9,790.30
  4. Step 4: Simplify right side
    25,602.31x = 375,629,824.77
  5. Step 5: Solve for x
    x = 375,629,824.77/25,602.31
  6. Step 6: Final answer
    x = 14,671.72

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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.