Home / 34,878.26-48,132.16-18,962.71

Finding the Fourth Proportional to 34,878.26, 48,132.16 and 18,962.71

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Solution

The fourth proportional to 34,878.26, 48,132.16 and 18,962.71 is: 26,168.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,878.26 : 48,132.16 = 18,962.71 : x
  2. Step 2: Convert to fraction form
    34,878.26/48,132.16 = 18,962.71/x
  3. Step 3: Cross multiply
    34,878.26x = 48,132.16 × 18,962.71
  4. Step 4: Simplify right side
    34,878.26x = 912,716,024.02
  5. Step 5: Solve for x
    x = 912,716,024.02/34,878.26
  6. Step 6: Final answer
    x = 26,168.62

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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.