Home / 45,004.92-67,521.95-21,633.18

Finding the Fourth Proportional to 45,004.92, 67,521.95 and 21,633.18

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Solution

The fourth proportional to 45,004.92, 67,521.95 and 21,633.18 is: 32,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,004.92 : 67,521.95 = 21,633.18 : x
  2. Step 2: Convert to fraction form
    45,004.92/67,521.95 = 21,633.18/x
  3. Step 3: Cross multiply
    45,004.92x = 67,521.95 × 21,633.18
  4. Step 4: Simplify right side
    45,004.92x = 1,460,714,339.74
  5. Step 5: Solve for x
    x = 1,460,714,339.74/45,004.92
  6. Step 6: Final answer
    x = 32,456.77

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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.