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Finding the Fourth Proportional to 25,246.50, 34,840.17 and 14,068.50

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Solution

The fourth proportional to 25,246.50, 34,840.17 and 14,068.50 is: 19,414.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.50 : 34,840.17 = 14,068.50 : x
  2. Step 2: Convert to fraction form
    25,246.50/34,840.17 = 14,068.50/x
  3. Step 3: Cross multiply
    25,246.50x = 34,840.17 × 14,068.50
  4. Step 4: Simplify right side
    25,246.50x = 490,148,931.65
  5. Step 5: Solve for x
    x = 490,148,931.65/25,246.50
  6. Step 6: Final answer
    x = 19,414.53

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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.