Home / 34,178.61-51,267.60-10,805.05

Finding the Fourth Proportional to 34,178.61, 51,267.60 and 10,805.05

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Solution

The fourth proportional to 34,178.61, 51,267.60 and 10,805.05 is: 16,207.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.61 : 51,267.60 = 10,805.05 : x
  2. Step 2: Convert to fraction form
    34,178.61/51,267.60 = 10,805.05/x
  3. Step 3: Cross multiply
    34,178.61x = 51,267.60 × 10,805.05
  4. Step 4: Simplify right side
    34,178.61x = 553,948,981.38
  5. Step 5: Solve for x
    x = 553,948,981.38/34,178.61
  6. Step 6: Final answer
    x = 16,207.48

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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.