Home / 31,366.89-47,025.73-15,560.81

Finding the Fourth Proportional to 31,366.89, 47,025.73 and 15,560.81

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Solution

The fourth proportional to 31,366.89, 47,025.73 and 15,560.81 is: 23,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,366.89 : 47,025.73 = 15,560.81 : x
  2. Step 2: Convert to fraction form
    31,366.89/47,025.73 = 15,560.81/x
  3. Step 3: Cross multiply
    31,366.89x = 47,025.73 × 15,560.81
  4. Step 4: Simplify right side
    31,366.89x = 731,758,321.82
  5. Step 5: Solve for x
    x = 731,758,321.82/31,366.89
  6. Step 6: Final answer
    x = 23,329.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.