Home / 40,778.93-56,249.01-29,465.04

Finding the Fourth Proportional to 40,778.93, 56,249.01 and 29,465.04

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Solution

The fourth proportional to 40,778.93, 56,249.01 and 29,465.04 is: 40,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,778.93 : 56,249.01 = 29,465.04 : x
  2. Step 2: Convert to fraction form
    40,778.93/56,249.01 = 29,465.04/x
  3. Step 3: Cross multiply
    40,778.93x = 56,249.01 × 29,465.04
  4. Step 4: Simplify right side
    40,778.93x = 1,657,379,329.61
  5. Step 5: Solve for x
    x = 1,657,379,329.61/40,778.93
  6. Step 6: Final answer
    x = 40,643.03

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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.