Home / 32,439.71-44,759.15-18,289.82

Finding the Fourth Proportional to 32,439.71, 44,759.15 and 18,289.82

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Solution

The fourth proportional to 32,439.71, 44,759.15 and 18,289.82 is: 25,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.71 : 44,759.15 = 18,289.82 : x
  2. Step 2: Convert to fraction form
    32,439.71/44,759.15 = 18,289.82/x
  3. Step 3: Cross multiply
    32,439.71x = 44,759.15 × 18,289.82
  4. Step 4: Simplify right side
    32,439.71x = 818,636,885.89
  5. Step 5: Solve for x
    x = 818,636,885.89/32,439.71
  6. Step 6: Final answer
    x = 25,235.64

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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.