Home / 31,056.60-42,776.46-23,872.76

Finding the Fourth Proportional to 31,056.60, 42,776.46 and 23,872.76

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Solution

The fourth proportional to 31,056.60, 42,776.46 and 23,872.76 is: 32,881.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056.60 : 42,776.46 = 23,872.76 : x
  2. Step 2: Convert to fraction form
    31,056.60/42,776.46 = 23,872.76/x
  3. Step 3: Cross multiply
    31,056.60x = 42,776.46 × 23,872.76
  4. Step 4: Simplify right side
    31,056.60x = 1,021,192,163.23
  5. Step 5: Solve for x
    x = 1,021,192,163.23/31,056.60
  6. Step 6: Final answer
    x = 32,881.65

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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.