Home / 48,421.08-72,631.62-22,118.76

Finding the Fourth Proportional to 48,421.08, 72,631.62 and 22,118.76

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Solution

The fourth proportional to 48,421.08, 72,631.62 and 22,118.76 is: 33,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,421.08 : 72,631.62 = 22,118.76 : x
  2. Step 2: Convert to fraction form
    48,421.08/72,631.62 = 22,118.76/x
  3. Step 3: Cross multiply
    48,421.08x = 72,631.62 × 22,118.76
  4. Step 4: Simplify right side
    48,421.08x = 1,606,521,371.19
  5. Step 5: Solve for x
    x = 1,606,521,371.19/48,421.08
  6. Step 6: Final answer
    x = 33,178.14

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1.5x scale

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.