Home / 34,146.20-47,118.80-19,037.68

Finding the Fourth Proportional to 34,146.20, 47,118.80 and 19,037.68

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Solution

The fourth proportional to 34,146.20, 47,118.80 and 19,037.68 is: 26,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,146.20 : 47,118.80 = 19,037.68 : x
  2. Step 2: Convert to fraction form
    34,146.20/47,118.80 = 19,037.68/x
  3. Step 3: Cross multiply
    34,146.20x = 47,118.80 × 19,037.68
  4. Step 4: Simplify right side
    34,146.20x = 897,032,636.38
  5. Step 5: Solve for x
    x = 897,032,636.38/34,146.20
  6. Step 6: Final answer
    x = 26,270.35

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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.