Home / 31,703.28-43,750.14-17,362.98

Finding the Fourth Proportional to 31,703.28, 43,750.14 and 17,362.98

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Solution

The fourth proportional to 31,703.28, 43,750.14 and 17,362.98 is: 23,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.28 : 43,750.14 = 17,362.98 : x
  2. Step 2: Convert to fraction form
    31,703.28/43,750.14 = 17,362.98/x
  3. Step 3: Cross multiply
    31,703.28x = 43,750.14 × 17,362.98
  4. Step 4: Simplify right side
    31,703.28x = 759,632,805.82
  5. Step 5: Solve for x
    x = 759,632,805.82/31,703.28
  6. Step 6: Final answer
    x = 23,960.70

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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.