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Finding the Fourth Proportional to 43,314.93, 64,972.41 and 10,482.93

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Solution

The fourth proportional to 43,314.93, 64,972.41 and 10,482.93 is: 15,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,314.93 : 64,972.41 = 10,482.93 : x
  2. Step 2: Convert to fraction form
    43,314.93/64,972.41 = 10,482.93/x
  3. Step 3: Cross multiply
    43,314.93x = 64,972.41 × 10,482.93
  4. Step 4: Simplify right side
    43,314.93x = 681,101,225.96
  5. Step 5: Solve for x
    x = 681,101,225.96/43,314.93
  6. Step 6: Final answer
    x = 15,724.40

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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.