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Finding the Fourth Proportional to 19,264.50, 26,585.01 and 10,432.50

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Solution

The fourth proportional to 19,264.50, 26,585.01 and 10,432.50 is: 14,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.50 : 26,585.01 = 10,432.50 : x
  2. Step 2: Convert to fraction form
    19,264.50/26,585.01 = 10,432.50/x
  3. Step 3: Cross multiply
    19,264.50x = 26,585.01 × 10,432.50
  4. Step 4: Simplify right side
    19,264.50x = 277,348,116.83
  5. Step 5: Solve for x
    x = 277,348,116.83/19,264.50
  6. Step 6: Final answer
    x = 14,396.85

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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.