Home / 33,721.65-46,538.46-18,617.23

Finding the Fourth Proportional to 33,721.65, 46,538.46 and 18,617.23

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Solution

The fourth proportional to 33,721.65, 46,538.46 and 18,617.23 is: 25,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.65 : 46,538.46 = 18,617.23 : x
  2. Step 2: Convert to fraction form
    33,721.65/46,538.46 = 18,617.23/x
  3. Step 3: Cross multiply
    33,721.65x = 46,538.46 × 18,617.23
  4. Step 4: Simplify right side
    33,721.65x = 866,417,213.67
  5. Step 5: Solve for x
    x = 866,417,213.67/33,721.65
  6. Step 6: Final answer
    x = 25,693.20

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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.