Home / 30,176.91-45,265.93-10,456.11

Finding the Fourth Proportional to 30,176.91, 45,265.93 and 10,456.11

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Solution

The fourth proportional to 30,176.91, 45,265.93 and 10,456.11 is: 15,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.91 : 45,265.93 = 10,456.11 : x
  2. Step 2: Convert to fraction form
    30,176.91/45,265.93 = 10,456.11/x
  3. Step 3: Cross multiply
    30,176.91x = 45,265.93 × 10,456.11
  4. Step 4: Simplify right side
    30,176.91x = 473,305,543.33
  5. Step 5: Solve for x
    x = 473,305,543.33/30,176.91
  6. Step 6: Final answer
    x = 15,684.36

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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.