Home / 31,550.40-47,296.35-11,841.84

Finding the Fourth Proportional to 31,550.40, 47,296.35 and 11,841.84

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Solution

The fourth proportional to 31,550.40, 47,296.35 and 11,841.84 is: 17,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,550.40 : 47,296.35 = 11,841.84 : x
  2. Step 2: Convert to fraction form
    31,550.40/47,296.35 = 11,841.84/x
  3. Step 3: Cross multiply
    31,550.40x = 47,296.35 × 11,841.84
  4. Step 4: Simplify right side
    31,550.40x = 560,075,809.28
  5. Step 5: Solve for x
    x = 560,075,809.28/31,550.40
  6. Step 6: Final answer
    x = 17,751.78

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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.