Home / 51,050.08-76,545.12-19,848.64

Finding the Fourth Proportional to 51,050.08, 76,545.12 and 19,848.64

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Solution

The fourth proportional to 51,050.08, 76,545.12 and 19,848.64 is: 29,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.08 : 76,545.12 = 19,848.64 : x
  2. Step 2: Convert to fraction form
    51,050.08/76,545.12 = 19,848.64/x
  3. Step 3: Cross multiply
    51,050.08x = 76,545.12 × 19,848.64
  4. Step 4: Simplify right side
    51,050.08x = 1,519,316,530.64
  5. Step 5: Solve for x
    x = 1,519,316,530.64/51,050.08
  6. Step 6: Final answer
    x = 29,761.30

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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.