Home / 31,400.48-43,332.30-17,253.29

Finding the Fourth Proportional to 31,400.48, 43,332.30 and 17,253.29

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Solution

The fourth proportional to 31,400.48, 43,332.30 and 17,253.29 is: 23,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,400.48 : 43,332.30 = 17,253.29 : x
  2. Step 2: Convert to fraction form
    31,400.48/43,332.30 = 17,253.29/x
  3. Step 3: Cross multiply
    31,400.48x = 43,332.30 × 17,253.29
  4. Step 4: Simplify right side
    31,400.48x = 747,624,846.60
  5. Step 5: Solve for x
    x = 747,624,846.60/31,400.48
  6. Step 6: Final answer
    x = 23,809.34

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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.