Home / 23,673.48-35,446.62-18,972.36

Finding the Fourth Proportional to 23,673.48, 35,446.62 and 18,972.36

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Solution

The fourth proportional to 23,673.48, 35,446.62 and 18,972.36 is: 28,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,673.48 : 35,446.62 = 18,972.36 : x
  2. Step 2: Convert to fraction form
    23,673.48/35,446.62 = 18,972.36/x
  3. Step 3: Cross multiply
    23,673.48x = 35,446.62 × 18,972.36
  4. Step 4: Simplify right side
    23,673.48x = 672,506,035.42
  5. Step 5: Solve for x
    x = 672,506,035.42/23,673.48
  6. Step 6: Final answer
    x = 28,407.57

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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.