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Finding the Fourth Proportional to 34,935.77, 48,211.13 and 19,020.22

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Solution

The fourth proportional to 34,935.77, 48,211.13 and 19,020.22 is: 26,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,935.77 : 48,211.13 = 19,020.22 : x
  2. Step 2: Convert to fraction form
    34,935.77/48,211.13 = 19,020.22/x
  3. Step 3: Cross multiply
    34,935.77x = 48,211.13 × 19,020.22
  4. Step 4: Simplify right side
    34,935.77x = 916,986,226.07
  5. Step 5: Solve for x
    x = 916,986,226.07/34,935.77
  6. Step 6: Final answer
    x = 26,247.77

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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.