Home / 47,905.02-71,869.68-14,623.74

Finding the Fourth Proportional to 47,905.02, 71,869.68 and 14,623.74

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Solution

The fourth proportional to 47,905.02, 71,869.68 and 14,623.74 is: 21,939.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.02 : 71,869.68 = 14,623.74 : x
  2. Step 2: Convert to fraction form
    47,905.02/71,869.68 = 14,623.74/x
  3. Step 3: Cross multiply
    47,905.02x = 71,869.68 × 14,623.74
  4. Step 4: Simplify right side
    47,905.02x = 1,051,003,514.20
  5. Step 5: Solve for x
    x = 1,051,003,514.20/47,905.02
  6. Step 6: Final answer
    x = 21,939.32

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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.