Home / 49,484.77-74,226.11-12,045.05

Finding the Fourth Proportional to 49,484.77, 74,226.11 and 12,045.05

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Solution

The fourth proportional to 49,484.77, 74,226.11 and 12,045.05 is: 18,067.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,484.77 : 74,226.11 = 12,045.05 : x
  2. Step 2: Convert to fraction form
    49,484.77/74,226.11 = 12,045.05/x
  3. Step 3: Cross multiply
    49,484.77x = 74,226.11 × 12,045.05
  4. Step 4: Simplify right side
    49,484.77x = 894,057,206.26
  5. Step 5: Solve for x
    x = 894,057,206.26/49,484.77
  6. Step 6: Final answer
    x = 18,067.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.