Home / 14,775.04-21,997.76-14,568.22

Finding the Fourth Proportional to 14,775.04, 21,997.76 and 14,568.22

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Solution

The fourth proportional to 14,775.04, 21,997.76 and 14,568.22 is: 21,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.04 : 21,997.76 = 14,568.22 : x
  2. Step 2: Convert to fraction form
    14,775.04/21,997.76 = 14,568.22/x
  3. Step 3: Cross multiply
    14,775.04x = 21,997.76 × 14,568.22
  4. Step 4: Simplify right side
    14,775.04x = 320,468,207.19
  5. Step 5: Solve for x
    x = 320,468,207.19/14,775.04
  6. Step 6: Final answer
    x = 21,689.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.