Home / 48,298.63-72,467.88-21,267.09

Finding the Fourth Proportional to 48,298.63, 72,467.88 and 21,267.09

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Solution

The fourth proportional to 48,298.63, 72,467.88 and 21,267.09 is: 31,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298.63 : 72,467.88 = 21,267.09 : x
  2. Step 2: Convert to fraction form
    48,298.63/72,467.88 = 21,267.09/x
  3. Step 3: Cross multiply
    48,298.63x = 72,467.88 × 21,267.09
  4. Step 4: Simplify right side
    48,298.63x = 1,541,180,926.07
  5. Step 5: Solve for x
    x = 1,541,180,926.07/48,298.63
  6. Step 6: Final answer
    x = 31,909.41

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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.