Home / 31,716.54-47,583.45-10,943.10

Finding the Fourth Proportional to 31,716.54, 47,583.45 and 10,943.10

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Solution

The fourth proportional to 31,716.54, 47,583.45 and 10,943.10 is: 16,417.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.54 : 47,583.45 = 10,943.10 : x
  2. Step 2: Convert to fraction form
    31,716.54/47,583.45 = 10,943.10/x
  3. Step 3: Cross multiply
    31,716.54x = 47,583.45 × 10,943.10
  4. Step 4: Simplify right side
    31,716.54x = 520,710,451.70
  5. Step 5: Solve for x
    x = 520,710,451.70/31,716.54
  6. Step 6: Final answer
    x = 16,417.63

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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.