Home / 42,495.45-63,715.82-36,574.14

Finding the Fourth Proportional to 42,495.45, 63,715.82 and 36,574.14

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Solution

The fourth proportional to 42,495.45, 63,715.82 and 36,574.14 is: 54,837.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,495.45 : 63,715.82 = 36,574.14 : x
  2. Step 2: Convert to fraction form
    42,495.45/63,715.82 = 36,574.14/x
  3. Step 3: Cross multiply
    42,495.45x = 63,715.82 × 36,574.14
  4. Step 4: Simplify right side
    42,495.45x = 2,330,351,138.02
  5. Step 5: Solve for x
    x = 2,330,351,138.02/42,495.45
  6. Step 6: Final answer
    x = 54,837.66

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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.