Home / 25,647.60-38,466.54-9,003.72

Finding the Fourth Proportional to 25,647.60, 38,466.54 and 9,003.72

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Solution

The fourth proportional to 25,647.60, 38,466.54 and 9,003.72 is: 13,503.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.60 : 38,466.54 = 9,003.72 : x
  2. Step 2: Convert to fraction form
    25,647.60/38,466.54 = 9,003.72/x
  3. Step 3: Cross multiply
    25,647.60x = 38,466.54 × 9,003.72
  4. Step 4: Simplify right side
    25,647.60x = 346,341,955.53
  5. Step 5: Solve for x
    x = 346,341,955.53/25,647.60
  6. Step 6: Final answer
    x = 13,503.87

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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.