Home / 32,398.42-48,558.85-21,159.11

Finding the Fourth Proportional to 32,398.42, 48,558.85 and 21,159.11

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Solution

The fourth proportional to 32,398.42, 48,558.85 and 21,159.11 is: 31,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,398.42 : 48,558.85 = 21,159.11 : x
  2. Step 2: Convert to fraction form
    32,398.42/48,558.85 = 21,159.11/x
  3. Step 3: Cross multiply
    32,398.42x = 48,558.85 × 21,159.11
  4. Step 4: Simplify right side
    32,398.42x = 1,027,462,048.62
  5. Step 5: Solve for x
    x = 1,027,462,048.62/32,398.42
  6. Step 6: Final answer
    x = 31,713.34

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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.