Home / 32,438.84-44,765.70-18,291.68

Finding the Fourth Proportional to 32,438.84, 44,765.70 and 18,291.68

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Solution

The fourth proportional to 32,438.84, 44,765.70 and 18,291.68 is: 25,242.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,438.84 : 44,765.70 = 18,291.68 : x
  2. Step 2: Convert to fraction form
    32,438.84/44,765.70 = 18,291.68/x
  3. Step 3: Cross multiply
    32,438.84x = 44,765.70 × 18,291.68
  4. Step 4: Simplify right side
    32,438.84x = 818,839,859.38
  5. Step 5: Solve for x
    x = 818,839,859.38/32,438.84
  6. Step 6: Final answer
    x = 25,242.58

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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.