Home / 21,648.32-32,448.18-14,166.24

Finding the Fourth Proportional to 21,648.32, 32,448.18 and 14,166.24

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Solution

The fourth proportional to 21,648.32, 32,448.18 and 14,166.24 is: 21,233.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,648.32 : 32,448.18 = 14,166.24 : x
  2. Step 2: Convert to fraction form
    21,648.32/32,448.18 = 14,166.24/x
  3. Step 3: Cross multiply
    21,648.32x = 32,448.18 × 14,166.24
  4. Step 4: Simplify right side
    21,648.32x = 459,668,705.44
  5. Step 5: Solve for x
    x = 459,668,705.44/21,648.32
  6. Step 6: Final answer
    x = 21,233.46

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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.