Home / 29,232.21-40,340.33-15,803.46

Finding the Fourth Proportional to 29,232.21, 40,340.33 and 15,803.46

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Solution

The fourth proportional to 29,232.21, 40,340.33 and 15,803.46 is: 21,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,232.21 : 40,340.33 = 15,803.46 : x
  2. Step 2: Convert to fraction form
    29,232.21/40,340.33 = 15,803.46/x
  3. Step 3: Cross multiply
    29,232.21x = 40,340.33 × 15,803.46
  4. Step 4: Simplify right side
    29,232.21x = 637,516,712.52
  5. Step 5: Solve for x
    x = 637,516,712.52/29,232.21
  6. Step 6: Final answer
    x = 21,808.71

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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.