Home / 35,919.04-53,830.11-18,162.22

Finding the Fourth Proportional to 35,919.04, 53,830.11 and 18,162.22

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Solution

The fourth proportional to 35,919.04, 53,830.11 and 18,162.22 is: 27,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.04 : 53,830.11 = 18,162.22 : x
  2. Step 2: Convert to fraction form
    35,919.04/53,830.11 = 18,162.22/x
  3. Step 3: Cross multiply
    35,919.04x = 53,830.11 × 18,162.22
  4. Step 4: Simplify right side
    35,919.04x = 977,674,300.44
  5. Step 5: Solve for x
    x = 977,674,300.44/35,919.04
  6. Step 6: Final answer
    x = 27,218.83

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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.