Home / 35,479.28-48,960.78-19,565.18

Finding the Fourth Proportional to 35,479.28, 48,960.78 and 19,565.18

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Solution

The fourth proportional to 35,479.28, 48,960.78 and 19,565.18 is: 26,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.28 : 48,960.78 = 19,565.18 : x
  2. Step 2: Convert to fraction form
    35,479.28/48,960.78 = 19,565.18/x
  3. Step 3: Cross multiply
    35,479.28x = 48,960.78 × 19,565.18
  4. Step 4: Simplify right side
    35,479.28x = 957,926,473.64
  5. Step 5: Solve for x
    x = 957,926,473.64/35,479.28
  6. Step 6: Final answer
    x = 26,999.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.