Home / 15,643.68-23,473.12-6,877.46

Finding the Fourth Proportional to 15,643.68, 23,473.12 and 6,877.46

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Solution

The fourth proportional to 15,643.68, 23,473.12 and 6,877.46 is: 10,319.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.68 : 23,473.12 = 6,877.46 : x
  2. Step 2: Convert to fraction form
    15,643.68/23,473.12 = 6,877.46/x
  3. Step 3: Cross multiply
    15,643.68x = 23,473.12 × 6,877.46
  4. Step 4: Simplify right side
    15,643.68x = 161,435,443.88
  5. Step 5: Solve for x
    x = 161,435,443.88/15,643.68
  6. Step 6: Final answer
    x = 10,319.53

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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.