Home / 52,278.03-78,415.83-12,835.08

Finding the Fourth Proportional to 52,278.03, 78,415.83 and 12,835.08

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Solution

The fourth proportional to 52,278.03, 78,415.83 and 12,835.08 is: 19,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,278.03 : 78,415.83 = 12,835.08 : x
  2. Step 2: Convert to fraction form
    52,278.03/78,415.83 = 12,835.08/x
  3. Step 3: Cross multiply
    52,278.03x = 78,415.83 × 12,835.08
  4. Step 4: Simplify right side
    52,278.03x = 1,006,473,451.32
  5. Step 5: Solve for x
    x = 1,006,473,451.32/52,278.03
  6. Step 6: Final answer
    x = 19,252.32

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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.