Home / 34,877.17-48,130.26-18,961.62

Finding the Fourth Proportional to 34,877.17, 48,130.26 and 18,961.62

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Solution

The fourth proportional to 34,877.17, 48,130.26 and 18,961.62 is: 26,166.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,877.17 : 48,130.26 = 18,961.62 : x
  2. Step 2: Convert to fraction form
    34,877.17/48,130.26 = 18,961.62/x
  3. Step 3: Cross multiply
    34,877.17x = 48,130.26 × 18,961.62
  4. Step 4: Simplify right side
    34,877.17x = 912,627,920.77
  5. Step 5: Solve for x
    x = 912,627,920.77/34,877.17
  6. Step 6: Final answer
    x = 26,166.91

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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.