Home / 49,646.39-74,427.66-21,545.19

Finding the Fourth Proportional to 49,646.39, 74,427.66 and 21,545.19

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Solution

The fourth proportional to 49,646.39, 74,427.66 and 21,545.19 is: 32,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,646.39 : 74,427.66 = 21,545.19 : x
  2. Step 2: Convert to fraction form
    49,646.39/74,427.66 = 21,545.19/x
  3. Step 3: Cross multiply
    49,646.39x = 74,427.66 × 21,545.19
  4. Step 4: Simplify right side
    49,646.39x = 1,603,558,075.96
  5. Step 5: Solve for x
    x = 1,603,558,075.96/49,646.39
  6. Step 6: Final answer
    x = 32,299.59

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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.