Home / 29,471.40-40,671.57-16,724.63

Finding the Fourth Proportional to 29,471.40, 40,671.57 and 16,724.63

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Solution

The fourth proportional to 29,471.40, 40,671.57 and 16,724.63 is: 23,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.40 : 40,671.57 = 16,724.63 : x
  2. Step 2: Convert to fraction form
    29,471.40/40,671.57 = 16,724.63/x
  3. Step 3: Cross multiply
    29,471.40x = 40,671.57 × 16,724.63
  4. Step 4: Simplify right side
    29,471.40x = 680,216,756.41
  5. Step 5: Solve for x
    x = 680,216,756.41/29,471.40
  6. Step 6: Final answer
    x = 23,080.57

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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.