Home / 43,276.75-64,915.13-10,444.75

Finding the Fourth Proportional to 43,276.75, 64,915.13 and 10,444.75

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Solution

The fourth proportional to 43,276.75, 64,915.13 and 10,444.75 is: 15,667.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,276.75 : 64,915.13 = 10,444.75 : x
  2. Step 2: Convert to fraction form
    43,276.75/64,915.13 = 10,444.75/x
  3. Step 3: Cross multiply
    43,276.75x = 64,915.13 × 10,444.75
  4. Step 4: Simplify right side
    43,276.75x = 678,022,304.07
  5. Step 5: Solve for x
    x = 678,022,304.07/43,276.75
  6. Step 6: Final answer
    x = 15,667.13

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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.