Home / 43,191.93-59,616-28,122.24

Finding the Fourth Proportional to 43,191.93, 59,616 and 28,122.24

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Solution

The fourth proportional to 43,191.93, 59,616 and 28,122.24 is: 38,815.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,191.93 : 59,616 = 28,122.24 : x
  2. Step 2: Convert to fraction form
    43,191.93/59,616 = 28,122.24/x
  3. Step 3: Cross multiply
    43,191.93x = 59,616 × 28,122.24
  4. Step 4: Simplify right side
    43,191.93x = 1,676,535,459.84
  5. Step 5: Solve for x
    x = 1,676,535,459.84/43,191.93
  6. Step 6: Final answer
    x = 38,815.94

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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.