Home / 55,723.32-83,585.07-19,726.56

Finding the Fourth Proportional to 55,723.32, 83,585.07 and 19,726.56

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Solution

The fourth proportional to 55,723.32, 83,585.07 and 19,726.56 is: 29,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,723.32 : 83,585.07 = 19,726.56 : x
  2. Step 2: Convert to fraction form
    55,723.32/83,585.07 = 19,726.56/x
  3. Step 3: Cross multiply
    55,723.32x = 83,585.07 × 19,726.56
  4. Step 4: Simplify right side
    55,723.32x = 1,648,845,898.46
  5. Step 5: Solve for x
    x = 1,648,845,898.46/55,723.32
  6. Step 6: Final answer
    x = 29,589.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.