Home / 40,285.26-55,578.15-29,700.06

Finding the Fourth Proportional to 40,285.26, 55,578.15 and 29,700.06

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Solution

The fourth proportional to 40,285.26, 55,578.15 and 29,700.06 is: 40,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.26 : 55,578.15 = 29,700.06 : x
  2. Step 2: Convert to fraction form
    40,285.26/55,578.15 = 29,700.06/x
  3. Step 3: Cross multiply
    40,285.26x = 55,578.15 × 29,700.06
  4. Step 4: Simplify right side
    40,285.26x = 1,650,674,389.69
  5. Step 5: Solve for x
    x = 1,650,674,389.69/40,285.26
  6. Step 6: Final answer
    x = 40,974.65

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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.