Home / 25,865.40-38,798.28-9,226.08

Finding the Fourth Proportional to 25,865.40, 38,798.28 and 9,226.08

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Solution

The fourth proportional to 25,865.40, 38,798.28 and 9,226.08 is: 13,839.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,865.40 : 38,798.28 = 9,226.08 : x
  2. Step 2: Convert to fraction form
    25,865.40/38,798.28 = 9,226.08/x
  3. Step 3: Cross multiply
    25,865.40x = 38,798.28 × 9,226.08
  4. Step 4: Simplify right side
    25,865.40x = 357,956,035.14
  5. Step 5: Solve for x
    x = 357,956,035.14/25,865.40
  6. Step 6: Final answer
    x = 13,839.18

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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.