Home / 52,338.32-78,458.40-19,050.08

Finding the Fourth Proportional to 52,338.32, 78,458.40 and 19,050.08

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Solution

The fourth proportional to 52,338.32, 78,458.40 and 19,050.08 is: 28,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.32 : 78,458.40 = 19,050.08 : x
  2. Step 2: Convert to fraction form
    52,338.32/78,458.40 = 19,050.08/x
  3. Step 3: Cross multiply
    52,338.32x = 78,458.40 × 19,050.08
  4. Step 4: Simplify right side
    52,338.32x = 1,494,638,796.67
  5. Step 5: Solve for x
    x = 1,494,638,796.67/52,338.32
  6. Step 6: Final answer
    x = 28,557.26

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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.