Home / 35,019.12-48,319.51-19,909.17

Finding the Fourth Proportional to 35,019.12, 48,319.51 and 19,909.17

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Solution

The fourth proportional to 35,019.12, 48,319.51 and 19,909.17 is: 27,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,019.12 : 48,319.51 = 19,909.17 : x
  2. Step 2: Convert to fraction form
    35,019.12/48,319.51 = 19,909.17/x
  3. Step 3: Cross multiply
    35,019.12x = 48,319.51 × 19,909.17
  4. Step 4: Simplify right side
    35,019.12x = 962,001,338.91
  5. Step 5: Solve for x
    x = 962,001,338.91/35,019.12
  6. Step 6: Final answer
    x = 27,470.75

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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.