Home / 32,478.93-44,821.65-18,331.89

Finding the Fourth Proportional to 32,478.93, 44,821.65 and 18,331.89

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Solution

The fourth proportional to 32,478.93, 44,821.65 and 18,331.89 is: 25,298.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.93 : 44,821.65 = 18,331.89 : x
  2. Step 2: Convert to fraction form
    32,478.93/44,821.65 = 18,331.89/x
  3. Step 3: Cross multiply
    32,478.93x = 44,821.65 × 18,331.89
  4. Step 4: Simplify right side
    32,478.93x = 821,665,557.42
  5. Step 5: Solve for x
    x = 821,665,557.42/32,478.93
  6. Step 6: Final answer
    x = 25,298.42

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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.