Home / 25,495.40-38,228.25-9,894.80

Finding the Fourth Proportional to 25,495.40, 38,228.25 and 9,894.80

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Solution

The fourth proportional to 25,495.40, 38,228.25 and 9,894.80 is: 14,836.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,495.40 : 38,228.25 = 9,894.80 : x
  2. Step 2: Convert to fraction form
    25,495.40/38,228.25 = 9,894.80/x
  3. Step 3: Cross multiply
    25,495.40x = 38,228.25 × 9,894.80
  4. Step 4: Simplify right side
    25,495.40x = 378,260,888.10
  5. Step 5: Solve for x
    x = 378,260,888.10/25,495.40
  6. Step 6: Final answer
    x = 14,836.44

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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.