Home / 33,490.64-46,217.68-18,384.08

Finding the Fourth Proportional to 33,490.64, 46,217.68 and 18,384.08

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Solution

The fourth proportional to 33,490.64, 46,217.68 and 18,384.08 is: 25,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,490.64 : 46,217.68 = 18,384.08 : x
  2. Step 2: Convert to fraction form
    33,490.64/46,217.68 = 18,384.08/x
  3. Step 3: Cross multiply
    33,490.64x = 46,217.68 × 18,384.08
  4. Step 4: Simplify right side
    33,490.64x = 849,669,526.53
  5. Step 5: Solve for x
    x = 849,669,526.53/33,490.64
  6. Step 6: Final answer
    x = 25,370.36

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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.