Home / 34,449.99-47,545.74-19,139.97

Finding the Fourth Proportional to 34,449.99, 47,545.74 and 19,139.97

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Solution

The fourth proportional to 34,449.99, 47,545.74 and 19,139.97 is: 26,415.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,449.99 : 47,545.74 = 19,139.97 : x
  2. Step 2: Convert to fraction form
    34,449.99/47,545.74 = 19,139.97/x
  3. Step 3: Cross multiply
    34,449.99x = 47,545.74 × 19,139.97
  4. Step 4: Simplify right side
    34,449.99x = 910,024,037.23
  5. Step 5: Solve for x
    x = 910,024,037.23/34,449.99
  6. Step 6: Final answer
    x = 26,415.80

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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.