Home / 34,817.80-48,054.70-19,711.32

Finding the Fourth Proportional to 34,817.80, 48,054.70 and 19,711.32

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Solution

The fourth proportional to 34,817.80, 48,054.70 and 19,711.32 is: 27,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,817.80 : 48,054.70 = 19,711.32 : x
  2. Step 2: Convert to fraction form
    34,817.80/48,054.70 = 19,711.32/x
  3. Step 3: Cross multiply
    34,817.80x = 48,054.70 × 19,711.32
  4. Step 4: Simplify right side
    34,817.80x = 947,221,569.20
  5. Step 5: Solve for x
    x = 947,221,569.20/34,817.80
  6. Step 6: Final answer
    x = 27,205.10

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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.