Home / 15,438.66-23,158.02-6,202.50

Finding the Fourth Proportional to 15,438.66, 23,158.02 and 6,202.50

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Solution

The fourth proportional to 15,438.66, 23,158.02 and 6,202.50 is: 9,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438.66 : 23,158.02 = 6,202.50 : x
  2. Step 2: Convert to fraction form
    15,438.66/23,158.02 = 6,202.50/x
  3. Step 3: Cross multiply
    15,438.66x = 23,158.02 × 6,202.50
  4. Step 4: Simplify right side
    15,438.66x = 143,637,619.05
  5. Step 5: Solve for x
    x = 143,637,619.05/15,438.66
  6. Step 6: Final answer
    x = 9,303.76

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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.