Home / 31,564.80-43,559.94-17,417.76

Finding the Fourth Proportional to 31,564.80, 43,559.94 and 17,417.76

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Solution

The fourth proportional to 31,564.80, 43,559.94 and 17,417.76 is: 24,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.80 : 43,559.94 = 17,417.76 : x
  2. Step 2: Convert to fraction form
    31,564.80/43,559.94 = 17,417.76/x
  3. Step 3: Cross multiply
    31,564.80x = 43,559.94 × 17,417.76
  4. Step 4: Simplify right side
    31,564.80x = 758,716,580.53
  5. Step 5: Solve for x
    x = 758,716,580.53/31,564.80
  6. Step 6: Final answer
    x = 24,036.79

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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.