Home / 15,336.72-22,989.58-5,970.90

Finding the Fourth Proportional to 15,336.72, 22,989.58 and 5,970.90

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Solution

The fourth proportional to 15,336.72, 22,989.58 and 5,970.90 is: 8,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.72 : 22,989.58 = 5,970.90 : x
  2. Step 2: Convert to fraction form
    15,336.72/22,989.58 = 5,970.90/x
  3. Step 3: Cross multiply
    15,336.72x = 22,989.58 × 5,970.90
  4. Step 4: Simplify right side
    15,336.72x = 137,268,483.22
  5. Step 5: Solve for x
    x = 137,268,483.22/15,336.72
  6. Step 6: Final answer
    x = 8,950.32

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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.