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Finding the Fourth Proportional to 43,952.79, 65,928.70 and 10,672.84

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Solution

The fourth proportional to 43,952.79, 65,928.70 and 10,672.84 is: 16,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,952.79 : 65,928.70 = 10,672.84 : x
  2. Step 2: Convert to fraction form
    43,952.79/65,928.70 = 10,672.84/x
  3. Step 3: Cross multiply
    43,952.79x = 65,928.70 × 10,672.84
  4. Step 4: Simplify right side
    43,952.79x = 703,646,466.51
  5. Step 5: Solve for x
    x = 703,646,466.51/43,952.79
  6. Step 6: Final answer
    x = 16,009.14

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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.