Home / 35,730.60-49,310.72-19,816.53

Finding the Fourth Proportional to 35,730.60, 49,310.72 and 19,816.53

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Solution

The fourth proportional to 35,730.60, 49,310.72 and 19,816.53 is: 27,348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.60 : 49,310.72 = 19,816.53 : x
  2. Step 2: Convert to fraction form
    35,730.60/49,310.72 = 19,816.53/x
  3. Step 3: Cross multiply
    35,730.60x = 49,310.72 × 19,816.53
  4. Step 4: Simplify right side
    35,730.60x = 977,167,263.12
  5. Step 5: Solve for x
    x = 977,167,263.12/35,730.60
  6. Step 6: Final answer
    x = 27,348.19

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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.