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Finding the Fourth Proportional to 35,488.68, 48,976.62 and 19,573.16

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Solution

The fourth proportional to 35,488.68, 48,976.62 and 19,573.16 is: 27,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,488.68 : 48,976.62 = 19,573.16 : x
  2. Step 2: Convert to fraction form
    35,488.68/48,976.62 = 19,573.16/x
  3. Step 3: Cross multiply
    35,488.68x = 48,976.62 × 19,573.16
  4. Step 4: Simplify right side
    35,488.68x = 958,627,219.52
  5. Step 5: Solve for x
    x = 958,627,219.52/35,488.68
  6. Step 6: Final answer
    x = 27,012.20

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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.