Home / 16,138.04-22,255.70-10,466.88

Finding the Fourth Proportional to 16,138.04, 22,255.70 and 10,466.88

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Solution

The fourth proportional to 16,138.04, 22,255.70 and 10,466.88 is: 14,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,138.04 : 22,255.70 = 10,466.88 : x
  2. Step 2: Convert to fraction form
    16,138.04/22,255.70 = 10,466.88/x
  3. Step 3: Cross multiply
    16,138.04x = 22,255.70 × 10,466.88
  4. Step 4: Simplify right side
    16,138.04x = 232,947,741.22
  5. Step 5: Solve for x
    x = 232,947,741.22/16,138.04
  6. Step 6: Final answer
    x = 14,434.70

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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.