Home / 33,612.13-46,384.73-18,711.65

Finding the Fourth Proportional to 33,612.13, 46,384.73 and 18,711.65

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Solution

The fourth proportional to 33,612.13, 46,384.73 and 18,711.65 is: 25,822.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612.13 : 46,384.73 = 18,711.65 : x
  2. Step 2: Convert to fraction form
    33,612.13/46,384.73 = 18,711.65/x
  3. Step 3: Cross multiply
    33,612.13x = 46,384.73 × 18,711.65
  4. Step 4: Simplify right side
    33,612.13x = 867,934,833.10
  5. Step 5: Solve for x
    x = 867,934,833.10/33,612.13
  6. Step 6: Final answer
    x = 25,822.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.