Home / 55,521.24-83,266.20-19,977.36

Finding the Fourth Proportional to 55,521.24, 83,266.20 and 19,977.36

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Solution

The fourth proportional to 55,521.24, 83,266.20 and 19,977.36 is: 29,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,521.24 : 83,266.20 = 19,977.36 : x
  2. Step 2: Convert to fraction form
    55,521.24/83,266.20 = 19,977.36/x
  3. Step 3: Cross multiply
    55,521.24x = 83,266.20 × 19,977.36
  4. Step 4: Simplify right side
    55,521.24x = 1,663,438,853.23
  5. Step 5: Solve for x
    x = 1,663,438,853.23/55,521.24
  6. Step 6: Final answer
    x = 29,960.41

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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.