Home / 25,102.80-34,605.12-19,124.16

Finding the Fourth Proportional to 25,102.80, 34,605.12 and 19,124.16

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Solution

The fourth proportional to 25,102.80, 34,605.12 and 19,124.16 is: 26,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,102.80 : 34,605.12 = 19,124.16 : x
  2. Step 2: Convert to fraction form
    25,102.80/34,605.12 = 19,124.16/x
  3. Step 3: Cross multiply
    25,102.80x = 34,605.12 × 19,124.16
  4. Step 4: Simplify right side
    25,102.80x = 661,793,851.70
  5. Step 5: Solve for x
    x = 661,793,851.70/25,102.80
  6. Step 6: Final answer
    x = 26,363.35

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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.