Home / 47,555.76-71,345.50-14,276.44

Finding the Fourth Proportional to 47,555.76, 71,345.50 and 14,276.44

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Solution

The fourth proportional to 47,555.76, 71,345.50 and 14,276.44 is: 21,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,555.76 : 71,345.50 = 14,276.44 : x
  2. Step 2: Convert to fraction form
    47,555.76/71,345.50 = 14,276.44/x
  3. Step 3: Cross multiply
    47,555.76x = 71,345.50 × 14,276.44
  4. Step 4: Simplify right side
    47,555.76x = 1,018,559,750.02
  5. Step 5: Solve for x
    x = 1,018,559,750.02/47,555.76
  6. Step 6: Final answer
    x = 21,418.22

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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.