Home / 40,603.72-60,892.62-12,895.24

Finding the Fourth Proportional to 40,603.72, 60,892.62 and 12,895.24

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Solution

The fourth proportional to 40,603.72, 60,892.62 and 12,895.24 is: 19,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,603.72 : 60,892.62 = 12,895.24 : x
  2. Step 2: Convert to fraction form
    40,603.72/60,892.62 = 12,895.24/x
  3. Step 3: Cross multiply
    40,603.72x = 60,892.62 × 12,895.24
  4. Step 4: Simplify right side
    40,603.72x = 785,224,949.13
  5. Step 5: Solve for x
    x = 785,224,949.13/40,603.72
  6. Step 6: Final answer
    x = 19,338.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.