Home / 42,913.82-64,370.73-35,007.81

Finding the Fourth Proportional to 42,913.82, 64,370.73 and 35,007.81

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Solution

The fourth proportional to 42,913.82, 64,370.73 and 35,007.81 is: 52,511.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,913.82 : 64,370.73 = 35,007.81 : x
  2. Step 2: Convert to fraction form
    42,913.82/64,370.73 = 35,007.81/x
  3. Step 3: Cross multiply
    42,913.82x = 64,370.73 × 35,007.81
  4. Step 4: Simplify right side
    42,913.82x = 2,253,478,285.40
  5. Step 5: Solve for x
    x = 2,253,478,285.40/42,913.82
  6. Step 6: Final answer
    x = 52,511.72

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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.