Home / 21,656.04-32,480.40-6,073.68

Finding the Fourth Proportional to 21,656.04, 32,480.40 and 6,073.68

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Solution

The fourth proportional to 21,656.04, 32,480.40 and 6,073.68 is: 9,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.04 : 32,480.40 = 6,073.68 : x
  2. Step 2: Convert to fraction form
    21,656.04/32,480.40 = 6,073.68/x
  3. Step 3: Cross multiply
    21,656.04x = 32,480.40 × 6,073.68
  4. Step 4: Simplify right side
    21,656.04x = 197,275,555.87
  5. Step 5: Solve for x
    x = 197,275,555.87/21,656.04
  6. Step 6: Final answer
    x = 9,109.49

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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.