Home / 29,116.87-40,182.75-17,784.53

Finding the Fourth Proportional to 29,116.87, 40,182.75 and 17,784.53

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Solution

The fourth proportional to 29,116.87, 40,182.75 and 17,784.53 is: 24,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,116.87 : 40,182.75 = 17,784.53 : x
  2. Step 2: Convert to fraction form
    29,116.87/40,182.75 = 17,784.53/x
  3. Step 3: Cross multiply
    29,116.87x = 40,182.75 × 17,784.53
  4. Step 4: Simplify right side
    29,116.87x = 714,631,272.63
  5. Step 5: Solve for x
    x = 714,631,272.63/29,116.87
  6. Step 6: Final answer
    x = 24,543.55

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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.