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Finding the Fourth Proportional to 23,938.51, 35,924.16 and 8,356.13

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Solution

The fourth proportional to 23,938.51, 35,924.16 and 8,356.13 is: 12,539.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,938.51 : 35,924.16 = 8,356.13 : x
  2. Step 2: Convert to fraction form
    23,938.51/35,924.16 = 8,356.13/x
  3. Step 3: Cross multiply
    23,938.51x = 35,924.16 × 8,356.13
  4. Step 4: Simplify right side
    23,938.51x = 300,186,951.10
  5. Step 5: Solve for x
    x = 300,186,951.10/23,938.51
  6. Step 6: Final answer
    x = 12,539.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.