Home / 29,134.42-40,357.77-28,543.93

Finding the Fourth Proportional to 29,134.42, 40,357.77 and 28,543.93

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Solution

The fourth proportional to 29,134.42, 40,357.77 and 28,543.93 is: 39,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,134.42 : 40,357.77 = 28,543.93 : x
  2. Step 2: Convert to fraction form
    29,134.42/40,357.77 = 28,543.93/x
  3. Step 3: Cross multiply
    29,134.42x = 40,357.77 × 28,543.93
  4. Step 4: Simplify right side
    29,134.42x = 1,151,969,017.33
  5. Step 5: Solve for x
    x = 1,151,969,017.33/29,134.42
  6. Step 6: Final answer
    x = 39,539.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.