Home / 29,293.76-40,426.08-16,719.68

Finding the Fourth Proportional to 29,293.76, 40,426.08 and 16,719.68

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Solution

The fourth proportional to 29,293.76, 40,426.08 and 16,719.68 is: 23,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,293.76 : 40,426.08 = 16,719.68 : x
  2. Step 2: Convert to fraction form
    29,293.76/40,426.08 = 16,719.68/x
  3. Step 3: Cross multiply
    29,293.76x = 40,426.08 × 16,719.68
  4. Step 4: Simplify right side
    29,293.76x = 675,911,121.25
  5. Step 5: Solve for x
    x = 675,911,121.25/29,293.76
  6. Step 6: Final answer
    x = 23,073.55

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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.