Home / 30,061.60-45,067.69-17,550.74

Finding the Fourth Proportional to 30,061.60, 45,067.69 and 17,550.74

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Solution

The fourth proportional to 30,061.60, 45,067.69 and 17,550.74 is: 26,311.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.60 : 45,067.69 = 17,550.74 : x
  2. Step 2: Convert to fraction form
    30,061.60/45,067.69 = 17,550.74/x
  3. Step 3: Cross multiply
    30,061.60x = 45,067.69 × 17,550.74
  4. Step 4: Simplify right side
    30,061.60x = 790,971,444.20
  5. Step 5: Solve for x
    x = 790,971,444.20/30,061.60
  6. Step 6: Final answer
    x = 26,311.69

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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.