Home / 21,612.71-32,403.32-14,575.24

Finding the Fourth Proportional to 21,612.71, 32,403.32 and 14,575.24

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Solution

The fourth proportional to 21,612.71, 32,403.32 and 14,575.24 is: 21,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,612.71 : 32,403.32 = 14,575.24 : x
  2. Step 2: Convert to fraction form
    21,612.71/32,403.32 = 14,575.24/x
  3. Step 3: Cross multiply
    21,612.71x = 32,403.32 × 14,575.24
  4. Step 4: Simplify right side
    21,612.71x = 472,286,165.80
  5. Step 5: Solve for x
    x = 472,286,165.80/21,612.71
  6. Step 6: Final answer
    x = 21,852.24

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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.