Home / 29,334.72-40,482-16,759.20

Finding the Fourth Proportional to 29,334.72, 40,482 and 16,759.20

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Solution

The fourth proportional to 29,334.72, 40,482 and 16,759.20 is: 23,127.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,334.72 : 40,482 = 16,759.20 : x
  2. Step 2: Convert to fraction form
    29,334.72/40,482 = 16,759.20/x
  3. Step 3: Cross multiply
    29,334.72x = 40,482 × 16,759.20
  4. Step 4: Simplify right side
    29,334.72x = 678,445,934.40
  5. Step 5: Solve for x
    x = 678,445,934.40/29,334.72
  6. Step 6: Final answer
    x = 23,127.75

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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.