Home / 30,301.38-45,452.16-14,708.07

Finding the Fourth Proportional to 30,301.38, 45,452.16 and 14,708.07

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Solution

The fourth proportional to 30,301.38, 45,452.16 and 14,708.07 is: 22,062.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.38 : 45,452.16 = 14,708.07 : x
  2. Step 2: Convert to fraction form
    30,301.38/45,452.16 = 14,708.07/x
  3. Step 3: Cross multiply
    30,301.38x = 45,452.16 × 14,708.07
  4. Step 4: Simplify right side
    30,301.38x = 668,513,550.93
  5. Step 5: Solve for x
    x = 668,513,550.93/30,301.38
  6. Step 6: Final answer
    x = 22,062.15

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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.