Home / 31,501.09-43,473.47-17,353.93

Finding the Fourth Proportional to 31,501.09, 43,473.47 and 17,353.93

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Solution

The fourth proportional to 31,501.09, 43,473.47 and 17,353.93 is: 23,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.09 : 43,473.47 = 17,353.93 : x
  2. Step 2: Convert to fraction form
    31,501.09/43,473.47 = 17,353.93/x
  3. Step 3: Cross multiply
    31,501.09x = 43,473.47 × 17,353.93
  4. Step 4: Simplify right side
    31,501.09x = 754,435,555.24
  5. Step 5: Solve for x
    x = 754,435,555.24/31,501.09
  6. Step 6: Final answer
    x = 23,949.51

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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.