Home / 30,252.68-45,363.42-13,598.48

Finding the Fourth Proportional to 30,252.68, 45,363.42 and 13,598.48

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Solution

The fourth proportional to 30,252.68, 45,363.42 and 13,598.48 is: 20,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.68 : 45,363.42 = 13,598.48 : x
  2. Step 2: Convert to fraction form
    30,252.68/45,363.42 = 13,598.48/x
  3. Step 3: Cross multiply
    30,252.68x = 45,363.42 × 13,598.48
  4. Step 4: Simplify right side
    30,252.68x = 616,873,559.60
  5. Step 5: Solve for x
    x = 616,873,559.60/30,252.68
  6. Step 6: Final answer
    x = 20,390.71

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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.