Home / 16,119.05-22,244.36-9,045.45

Finding the Fourth Proportional to 16,119.05, 22,244.36 and 9,045.45

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Solution

The fourth proportional to 16,119.05, 22,244.36 and 9,045.45 is: 12,482.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,119.05 : 22,244.36 = 9,045.45 : x
  2. Step 2: Convert to fraction form
    16,119.05/22,244.36 = 9,045.45/x
  3. Step 3: Cross multiply
    16,119.05x = 22,244.36 × 9,045.45
  4. Step 4: Simplify right side
    16,119.05x = 201,210,200.93
  5. Step 5: Solve for x
    x = 201,210,200.93/16,119.05
  6. Step 6: Final answer
    x = 12,482.76

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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.