Home / 29,613.84-40,860.36-17,681.04

Finding the Fourth Proportional to 29,613.84, 40,860.36 and 17,681.04

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Solution

The fourth proportional to 29,613.84, 40,860.36 and 17,681.04 is: 24,395.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,613.84 : 40,860.36 = 17,681.04 : x
  2. Step 2: Convert to fraction form
    29,613.84/40,860.36 = 17,681.04/x
  3. Step 3: Cross multiply
    29,613.84x = 40,860.36 × 17,681.04
  4. Step 4: Simplify right side
    29,613.84x = 722,453,659.57
  5. Step 5: Solve for x
    x = 722,453,659.57/29,613.84
  6. Step 6: Final answer
    x = 24,395.81

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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.