Home / 34,249.95-47,263.03-19,139.60

Finding the Fourth Proportional to 34,249.95, 47,263.03 and 19,139.60

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Solution

The fourth proportional to 34,249.95, 47,263.03 and 19,139.60 is: 26,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,249.95 : 47,263.03 = 19,139.60 : x
  2. Step 2: Convert to fraction form
    34,249.95/47,263.03 = 19,139.60/x
  3. Step 3: Cross multiply
    34,249.95x = 47,263.03 × 19,139.60
  4. Step 4: Simplify right side
    34,249.95x = 904,595,488.99
  5. Step 5: Solve for x
    x = 904,595,488.99/34,249.95
  6. Step 6: Final answer
    x = 26,411.59

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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.