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Finding the Fourth Proportional to 35,195.85, 48,569.04 and 19,280.16

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Solution

The fourth proportional to 35,195.85, 48,569.04 and 19,280.16 is: 26,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,195.85 : 48,569.04 = 19,280.16 : x
  2. Step 2: Convert to fraction form
    35,195.85/48,569.04 = 19,280.16/x
  3. Step 3: Cross multiply
    35,195.85x = 48,569.04 × 19,280.16
  4. Step 4: Simplify right side
    35,195.85x = 936,418,862.25
  5. Step 5: Solve for x
    x = 936,418,862.25/35,195.85
  6. Step 6: Final answer
    x = 26,605.95

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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.