Home / 46,881.12-70,332.96-19,179.20

Finding the Fourth Proportional to 46,881.12, 70,332.96 and 19,179.20

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Solution

The fourth proportional to 46,881.12, 70,332.96 and 19,179.20 is: 28,773.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,881.12 : 70,332.96 = 19,179.20 : x
  2. Step 2: Convert to fraction form
    46,881.12/70,332.96 = 19,179.20/x
  3. Step 3: Cross multiply
    46,881.12x = 70,332.96 × 19,179.20
  4. Step 4: Simplify right side
    46,881.12x = 1,348,929,906.43
  5. Step 5: Solve for x
    x = 1,348,929,906.43/46,881.12
  6. Step 6: Final answer
    x = 28,773.41

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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.