Home / 43,012.52-64,526.32-19,641.32

Finding the Fourth Proportional to 43,012.52, 64,526.32 and 19,641.32

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Solution

The fourth proportional to 43,012.52, 64,526.32 and 19,641.32 is: 29,465.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,012.52 : 64,526.32 = 19,641.32 : x
  2. Step 2: Convert to fraction form
    43,012.52/64,526.32 = 19,641.32/x
  3. Step 3: Cross multiply
    43,012.52x = 64,526.32 × 19,641.32
  4. Step 4: Simplify right side
    43,012.52x = 1,267,382,099.54
  5. Step 5: Solve for x
    x = 1,267,382,099.54/43,012.52
  6. Step 6: Final answer
    x = 29,465.42

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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.