Home / 40,029.12-60,053.53-28,205.99

Finding the Fourth Proportional to 40,029.12, 60,053.53 and 28,205.99

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Solution

The fourth proportional to 40,029.12, 60,053.53 and 28,205.99 is: 42,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.12 : 60,053.53 = 28,205.99 : x
  2. Step 2: Convert to fraction form
    40,029.12/60,053.53 = 28,205.99/x
  3. Step 3: Cross multiply
    40,029.12x = 60,053.53 × 28,205.99
  4. Step 4: Simplify right side
    40,029.12x = 1,693,869,266.64
  5. Step 5: Solve for x
    x = 1,693,869,266.64/40,029.12
  6. Step 6: Final answer
    x = 42,315.93

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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.