Home / 46,850.48-70,282.20-19,142

Finding the Fourth Proportional to 46,850.48, 70,282.20 and 19,142

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Solution

The fourth proportional to 46,850.48, 70,282.20 and 19,142 is: 28,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,850.48 : 70,282.20 = 19,142 : x
  2. Step 2: Convert to fraction form
    46,850.48/70,282.20 = 19,142/x
  3. Step 3: Cross multiply
    46,850.48x = 70,282.20 × 19,142
  4. Step 4: Simplify right side
    46,850.48x = 1,345,341,872.40
  5. Step 5: Solve for x
    x = 1,345,341,872.40/46,850.48
  6. Step 6: Final answer
    x = 28,715.65

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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.