Home / 15,643.96-23,468.22-4,549.21

Finding the Fourth Proportional to 15,643.96, 23,468.22 and 4,549.21

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Solution

The fourth proportional to 15,643.96, 23,468.22 and 4,549.21 is: 6,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.96 : 23,468.22 = 4,549.21 : x
  2. Step 2: Convert to fraction form
    15,643.96/23,468.22 = 4,549.21/x
  3. Step 3: Cross multiply
    15,643.96x = 23,468.22 × 4,549.21
  4. Step 4: Simplify right side
    15,643.96x = 106,761,802.44
  5. Step 5: Solve for x
    x = 106,761,802.44/15,643.96
  6. Step 6: Final answer
    x = 6,824.48

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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.