Home / 35,408.20-48,864.18-19,491.16

Finding the Fourth Proportional to 35,408.20, 48,864.18 and 19,491.16

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Solution

The fourth proportional to 35,408.20, 48,864.18 and 19,491.16 is: 26,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.20 : 48,864.18 = 19,491.16 : x
  2. Step 2: Convert to fraction form
    35,408.20/48,864.18 = 19,491.16/x
  3. Step 3: Cross multiply
    35,408.20x = 48,864.18 × 19,491.16
  4. Step 4: Simplify right side
    35,408.20x = 952,419,550.65
  5. Step 5: Solve for x
    x = 952,419,550.65/35,408.20
  6. Step 6: Final answer
    x = 26,898.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.