Home / 35,449.20-48,920.04-19,532.88

Finding the Fourth Proportional to 35,449.20, 48,920.04 and 19,532.88

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Solution

The fourth proportional to 35,449.20, 48,920.04 and 19,532.88 is: 26,955.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,449.20 : 48,920.04 = 19,532.88 : x
  2. Step 2: Convert to fraction form
    35,449.20/48,920.04 = 19,532.88/x
  3. Step 3: Cross multiply
    35,449.20x = 48,920.04 × 19,532.88
  4. Step 4: Simplify right side
    35,449.20x = 955,549,270.92
  5. Step 5: Solve for x
    x = 955,549,270.92/35,449.20
  6. Step 6: Final answer
    x = 26,955.45

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1.5x scale

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.