Home / 15,247.08-22,720.95-14,745.42

Finding the Fourth Proportional to 15,247.08, 22,720.95 and 14,745.42

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Solution

The fourth proportional to 15,247.08, 22,720.95 and 14,745.42 is: 21,973.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.08 : 22,720.95 = 14,745.42 : x
  2. Step 2: Convert to fraction form
    15,247.08/22,720.95 = 14,745.42/x
  3. Step 3: Cross multiply
    15,247.08x = 22,720.95 × 14,745.42
  4. Step 4: Simplify right side
    15,247.08x = 335,029,950.55
  5. Step 5: Solve for x
    x = 335,029,950.55/15,247.08
  6. Step 6: Final answer
    x = 21,973.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.