Home / 33,490.32-46,217.24-18,384.40

Finding the Fourth Proportional to 33,490.32, 46,217.24 and 18,384.40

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Solution

The fourth proportional to 33,490.32, 46,217.24 and 18,384.40 is: 25,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,490.32 : 46,217.24 = 18,384.40 : x
  2. Step 2: Convert to fraction form
    33,490.32/46,217.24 = 18,384.40/x
  3. Step 3: Cross multiply
    33,490.32x = 46,217.24 × 18,384.40
  4. Step 4: Simplify right side
    33,490.32x = 849,676,227.06
  5. Step 5: Solve for x
    x = 849,676,227.06/33,490.32
  6. Step 6: Final answer
    x = 25,370.80

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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.