Home / 15,637.47-23,467.14-6,878.52

Finding the Fourth Proportional to 15,637.47, 23,467.14 and 6,878.52

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Solution

The fourth proportional to 15,637.47, 23,467.14 and 6,878.52 is: 10,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.47 : 23,467.14 = 6,878.52 : x
  2. Step 2: Convert to fraction form
    15,637.47/23,467.14 = 6,878.52/x
  3. Step 3: Cross multiply
    15,637.47x = 23,467.14 × 6,878.52
  4. Step 4: Simplify right side
    15,637.47x = 161,419,191.83
  5. Step 5: Solve for x
    x = 161,419,191.83/15,637.47
  6. Step 6: Final answer
    x = 10,322.59

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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.