Home / 15,048.28-22,567.02-5,185

Finding the Fourth Proportional to 15,048.28, 22,567.02 and 5,185

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Solution

The fourth proportional to 15,048.28, 22,567.02 and 5,185 is: 7,775.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048.28 : 22,567.02 = 5,185 : x
  2. Step 2: Convert to fraction form
    15,048.28/22,567.02 = 5,185/x
  3. Step 3: Cross multiply
    15,048.28x = 22,567.02 × 5,185
  4. Step 4: Simplify right side
    15,048.28x = 117,009,998.70
  5. Step 5: Solve for x
    x = 117,009,998.70/15,048.28
  6. Step 6: Final answer
    x = 7,775.64

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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.