Home / 47,864.76-71,797.13-12,803.51

Finding the Fourth Proportional to 47,864.76, 71,797.13 and 12,803.51

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Solution

The fourth proportional to 47,864.76, 71,797.13 and 12,803.51 is: 19,205.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,864.76 : 71,797.13 = 12,803.51 : x
  2. Step 2: Convert to fraction form
    47,864.76/71,797.13 = 12,803.51/x
  3. Step 3: Cross multiply
    47,864.76x = 71,797.13 × 12,803.51
  4. Step 4: Simplify right side
    47,864.76x = 919,255,166.18
  5. Step 5: Solve for x
    x = 919,255,166.18/47,864.76
  6. Step 6: Final answer
    x = 19,205.26

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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.