Home / 30,660.69-45,767.25-26,306.13

Finding the Fourth Proportional to 30,660.69, 45,767.25 and 26,306.13

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Solution

The fourth proportional to 30,660.69, 45,767.25 and 26,306.13 is: 39,267.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,660.69 : 45,767.25 = 26,306.13 : x
  2. Step 2: Convert to fraction form
    30,660.69/45,767.25 = 26,306.13/x
  3. Step 3: Cross multiply
    30,660.69x = 45,767.25 × 26,306.13
  4. Step 4: Simplify right side
    30,660.69x = 1,203,959,228.24
  5. Step 5: Solve for x
    x = 1,203,959,228.24/30,660.69
  6. Step 6: Final answer
    x = 39,267.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.