Home / 21,680.04-32,496.73-14,180.77

Finding the Fourth Proportional to 21,680.04, 32,496.73 and 14,180.77

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Solution

The fourth proportional to 21,680.04, 32,496.73 and 14,180.77 is: 21,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,680.04 : 32,496.73 = 14,180.77 : x
  2. Step 2: Convert to fraction form
    21,680.04/32,496.73 = 14,180.77/x
  3. Step 3: Cross multiply
    21,680.04x = 32,496.73 × 14,180.77
  4. Step 4: Simplify right side
    21,680.04x = 460,828,659.05
  5. Step 5: Solve for x
    x = 460,828,659.05/21,680.04
  6. Step 6: Final answer
    x = 21,255.90

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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.