Home / 47,143.03-70,722.75-19,061.95

Finding the Fourth Proportional to 47,143.03, 70,722.75 and 19,061.95

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Solution

The fourth proportional to 47,143.03, 70,722.75 and 19,061.95 is: 28,596.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,143.03 : 70,722.75 = 19,061.95 : x
  2. Step 2: Convert to fraction form
    47,143.03/70,722.75 = 19,061.95/x
  3. Step 3: Cross multiply
    47,143.03x = 70,722.75 × 19,061.95
  4. Step 4: Simplify right side
    47,143.03x = 1,348,113,524.36
  5. Step 5: Solve for x
    x = 1,348,113,524.36/47,143.03
  6. Step 6: Final answer
    x = 28,596.24

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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.