Home / 34,876.06-48,128.54-18,960.14

Finding the Fourth Proportional to 34,876.06, 48,128.54 and 18,960.14

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Solution

The fourth proportional to 34,876.06, 48,128.54 and 18,960.14 is: 26,164.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.06 : 48,128.54 = 18,960.14 : x
  2. Step 2: Convert to fraction form
    34,876.06/48,128.54 = 18,960.14/x
  3. Step 3: Cross multiply
    34,876.06x = 48,128.54 × 18,960.14
  4. Step 4: Simplify right side
    34,876.06x = 912,523,856.40
  5. Step 5: Solve for x
    x = 912,523,856.40/34,876.06
  6. Step 6: Final answer
    x = 26,164.76

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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.