Home / 47,899.19-71,848.77-14,619.42

Finding the Fourth Proportional to 47,899.19, 71,848.77 and 14,619.42

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Solution

The fourth proportional to 47,899.19, 71,848.77 and 14,619.42 is: 21,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,899.19 : 71,848.77 = 14,619.42 : x
  2. Step 2: Convert to fraction form
    47,899.19/71,848.77 = 14,619.42/x
  3. Step 3: Cross multiply
    47,899.19x = 71,848.77 × 14,619.42
  4. Step 4: Simplify right side
    47,899.19x = 1,050,387,345.11
  5. Step 5: Solve for x
    x = 1,050,387,345.11/47,899.19
  6. Step 6: Final answer
    x = 21,929.13

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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.