Home / 66,384.33-99,490.38-26,919.92

Finding the Fourth Proportional to 66,384.33, 99,490.38 and 26,919.92

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Solution

The fourth proportional to 66,384.33, 99,490.38 and 26,919.92 is: 40,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,384.33 : 99,490.38 = 26,919.92 : x
  2. Step 2: Convert to fraction form
    66,384.33/99,490.38 = 26,919.92/x
  3. Step 3: Cross multiply
    66,384.33x = 99,490.38 × 26,919.92
  4. Step 4: Simplify right side
    66,384.33x = 2,678,273,070.37
  5. Step 5: Solve for x
    x = 2,678,273,070.37/66,384.33
  6. Step 6: Final answer
    x = 40,344.96

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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.