Home / 15,934.48-23,864.64-15,380.80

Finding the Fourth Proportional to 15,934.48, 23,864.64 and 15,380.80

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Solution

The fourth proportional to 15,934.48, 23,864.64 and 15,380.80 is: 23,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,934.48 : 23,864.64 = 15,380.80 : x
  2. Step 2: Convert to fraction form
    15,934.48/23,864.64 = 15,380.80/x
  3. Step 3: Cross multiply
    15,934.48x = 23,864.64 × 15,380.80
  4. Step 4: Simplify right side
    15,934.48x = 367,057,254.91
  5. Step 5: Solve for x
    x = 367,057,254.91/15,934.48
  6. Step 6: Final answer
    x = 23,035.41

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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.