Home / 15,477.68-23,215.07-4,384.11

Finding the Fourth Proportional to 15,477.68, 23,215.07 and 4,384.11

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Solution

The fourth proportional to 15,477.68, 23,215.07 and 4,384.11 is: 6,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.68 : 23,215.07 = 4,384.11 : x
  2. Step 2: Convert to fraction form
    15,477.68/23,215.07 = 4,384.11/x
  3. Step 3: Cross multiply
    15,477.68x = 23,215.07 × 4,384.11
  4. Step 4: Simplify right side
    15,477.68x = 101,777,398.62
  5. Step 5: Solve for x
    x = 101,777,398.62/15,477.68
  6. Step 6: Final answer
    x = 6,575.75

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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.