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Finding the Fourth Proportional to 25,363.80, 34,929.98 and 24,821.08

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Solution

The fourth proportional to 25,363.80, 34,929.98 and 24,821.08 is: 34,182.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,363.80 : 34,929.98 = 24,821.08 : x
  2. Step 2: Convert to fraction form
    25,363.80/34,929.98 = 24,821.08/x
  3. Step 3: Cross multiply
    25,363.80x = 34,929.98 × 24,821.08
  4. Step 4: Simplify right side
    25,363.80x = 866,999,827.98
  5. Step 5: Solve for x
    x = 866,999,827.98/25,363.80
  6. Step 6: Final answer
    x = 34,182.57

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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.