Home / 16,408.04-22,641.54-10,119.20

Finding the Fourth Proportional to 16,408.04, 22,641.54 and 10,119.20

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Solution

The fourth proportional to 16,408.04, 22,641.54 and 10,119.20 is: 13,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,408.04 : 22,641.54 = 10,119.20 : x
  2. Step 2: Convert to fraction form
    16,408.04/22,641.54 = 10,119.20/x
  3. Step 3: Cross multiply
    16,408.04x = 22,641.54 × 10,119.20
  4. Step 4: Simplify right side
    16,408.04x = 229,114,271.57
  5. Step 5: Solve for x
    x = 229,114,271.57/16,408.04
  6. Step 6: Final answer
    x = 13,963.54

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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.