Home / 32,931.42-45,455.58-18,793.68

Finding the Fourth Proportional to 32,931.42, 45,455.58 and 18,793.68

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Solution

The fourth proportional to 32,931.42, 45,455.58 and 18,793.68 is: 25,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931.42 : 45,455.58 = 18,793.68 : x
  2. Step 2: Convert to fraction form
    32,931.42/45,455.58 = 18,793.68/x
  3. Step 3: Cross multiply
    32,931.42x = 45,455.58 × 18,793.68
  4. Step 4: Simplify right side
    32,931.42x = 854,277,624.73
  5. Step 5: Solve for x
    x = 854,277,624.73/32,931.42
  6. Step 6: Final answer
    x = 25,941.11

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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.