Home / 49,014.05-73,545.40-19,431.23

Finding the Fourth Proportional to 49,014.05, 73,545.40 and 19,431.23

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Solution

The fourth proportional to 49,014.05, 73,545.40 and 19,431.23 is: 29,156.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,014.05 : 73,545.40 = 19,431.23 : x
  2. Step 2: Convert to fraction form
    49,014.05/73,545.40 = 19,431.23/x
  3. Step 3: Cross multiply
    49,014.05x = 73,545.40 × 19,431.23
  4. Step 4: Simplify right side
    49,014.05x = 1,429,077,534.26
  5. Step 5: Solve for x
    x = 1,429,077,534.26/49,014.05
  6. Step 6: Final answer
    x = 29,156.49

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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.