Home / 34,881.08-48,136.86-18,966.62

Finding the Fourth Proportional to 34,881.08, 48,136.86 and 18,966.62

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Solution

The fourth proportional to 34,881.08, 48,136.86 and 18,966.62 is: 26,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,881.08 : 48,136.86 = 18,966.62 : x
  2. Step 2: Convert to fraction form
    34,881.08/48,136.86 = 18,966.62/x
  3. Step 3: Cross multiply
    34,881.08x = 48,136.86 × 18,966.62
  4. Step 4: Simplify right side
    34,881.08x = 912,993,531.61
  5. Step 5: Solve for x
    x = 912,993,531.61/34,881.08
  6. Step 6: Final answer
    x = 26,174.46

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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.