Home / 31,583.88-47,365.61-10,518.29

Finding the Fourth Proportional to 31,583.88, 47,365.61 and 10,518.29

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Solution

The fourth proportional to 31,583.88, 47,365.61 and 10,518.29 is: 15,774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,583.88 : 47,365.61 = 10,518.29 : x
  2. Step 2: Convert to fraction form
    31,583.88/47,365.61 = 10,518.29/x
  3. Step 3: Cross multiply
    31,583.88x = 47,365.61 × 10,518.29
  4. Step 4: Simplify right side
    31,583.88x = 498,205,110.21
  5. Step 5: Solve for x
    x = 498,205,110.21/31,583.88
  6. Step 6: Final answer
    x = 15,774.03

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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.