Home / 34,170.95-47,155.93-19,063.61

Finding the Fourth Proportional to 34,170.95, 47,155.93 and 19,063.61

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Solution

The fourth proportional to 34,170.95, 47,155.93 and 19,063.61 is: 26,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,170.95 : 47,155.93 = 19,063.61 : x
  2. Step 2: Convert to fraction form
    34,170.95/47,155.93 = 19,063.61/x
  3. Step 3: Cross multiply
    34,170.95x = 47,155.93 × 19,063.61
  4. Step 4: Simplify right side
    34,170.95x = 898,961,927.61
  5. Step 5: Solve for x
    x = 898,961,927.61/34,170.95
  6. Step 6: Final answer
    x = 26,307.79

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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.