Home / 29,360.20-40,461.14-28,820.38

Finding the Fourth Proportional to 29,360.20, 40,461.14 and 28,820.38

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Solution

The fourth proportional to 29,360.20, 40,461.14 and 28,820.38 is: 39,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,360.20 : 40,461.14 = 28,820.38 : x
  2. Step 2: Convert to fraction form
    29,360.20/40,461.14 = 28,820.38/x
  3. Step 3: Cross multiply
    29,360.20x = 40,461.14 × 28,820.38
  4. Step 4: Simplify right side
    29,360.20x = 1,166,105,285.93
  5. Step 5: Solve for x
    x = 1,166,105,285.93/29,360.20
  6. Step 6: Final answer
    x = 39,717.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.