Home / 15,539.50-23,311.55-5,005.99

Finding the Fourth Proportional to 15,539.50, 23,311.55 and 5,005.99

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Solution

The fourth proportional to 15,539.50, 23,311.55 and 5,005.99 is: 7,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.50 : 23,311.55 = 5,005.99 : x
  2. Step 2: Convert to fraction form
    15,539.50/23,311.55 = 5,005.99/x
  3. Step 3: Cross multiply
    15,539.50x = 23,311.55 × 5,005.99
  4. Step 4: Simplify right side
    15,539.50x = 116,697,386.18
  5. Step 5: Solve for x
    x = 116,697,386.18/15,539.50
  6. Step 6: Final answer
    x = 7,509.73

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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.