Home / 19,750.40-29,472.73-17,647.56

Finding the Fourth Proportional to 19,750.40, 29,472.73 and 17,647.56

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Solution

The fourth proportional to 19,750.40, 29,472.73 and 17,647.56 is: 26,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,750.40 : 29,472.73 = 17,647.56 : x
  2. Step 2: Convert to fraction form
    19,750.40/29,472.73 = 17,647.56/x
  3. Step 3: Cross multiply
    19,750.40x = 29,472.73 × 17,647.56
  4. Step 4: Simplify right side
    19,750.40x = 520,121,771.04
  5. Step 5: Solve for x
    x = 520,121,771.04/19,750.40
  6. Step 6: Final answer
    x = 26,334.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.