Home / 23,018.24-31,627.50-18,294.32

Finding the Fourth Proportional to 23,018.24, 31,627.50 and 18,294.32

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Solution

The fourth proportional to 23,018.24, 31,627.50 and 18,294.32 is: 25,136.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.24 : 31,627.50 = 18,294.32 : x
  2. Step 2: Convert to fraction form
    23,018.24/31,627.50 = 18,294.32/x
  3. Step 3: Cross multiply
    23,018.24x = 31,627.50 × 18,294.32
  4. Step 4: Simplify right side
    23,018.24x = 578,603,447.66
  5. Step 5: Solve for x
    x = 578,603,447.66/23,018.24
  6. Step 6: Final answer
    x = 25,136.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.