Home / 16,054.48-22,165.28-10,391.76

Finding the Fourth Proportional to 16,054.48, 22,165.28 and 10,391.76

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Solution

The fourth proportional to 16,054.48, 22,165.28 and 10,391.76 is: 14,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054.48 : 22,165.28 = 10,391.76 : x
  2. Step 2: Convert to fraction form
    16,054.48/22,165.28 = 10,391.76/x
  3. Step 3: Cross multiply
    16,054.48x = 22,165.28 × 10,391.76
  4. Step 4: Simplify right side
    16,054.48x = 230,336,270.09
  5. Step 5: Solve for x
    x = 230,336,270.09/16,054.48
  6. Step 6: Final answer
    x = 14,347.16

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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.