Home / 31,228.87-43,094.76-17,804.45

Finding the Fourth Proportional to 31,228.87, 43,094.76 and 17,804.45

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Solution

The fourth proportional to 31,228.87, 43,094.76 and 17,804.45 is: 24,569.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.87 : 43,094.76 = 17,804.45 : x
  2. Step 2: Convert to fraction form
    31,228.87/43,094.76 = 17,804.45/x
  3. Step 3: Cross multiply
    31,228.87x = 43,094.76 × 17,804.45
  4. Step 4: Simplify right side
    31,228.87x = 767,278,499.68
  5. Step 5: Solve for x
    x = 767,278,499.68/31,228.87
  6. Step 6: Final answer
    x = 24,569.52

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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.