Home / 15,214.47-22,820.93-5,353.83

Finding the Fourth Proportional to 15,214.47, 22,820.93 and 5,353.83

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Solution

The fourth proportional to 15,214.47, 22,820.93 and 5,353.83 is: 8,030.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,214.47 : 22,820.93 = 5,353.83 : x
  2. Step 2: Convert to fraction form
    15,214.47/22,820.93 = 5,353.83/x
  3. Step 3: Cross multiply
    15,214.47x = 22,820.93 × 5,353.83
  4. Step 4: Simplify right side
    15,214.47x = 122,179,379.66
  5. Step 5: Solve for x
    x = 122,179,379.66/15,214.47
  6. Step 6: Final answer
    x = 8,030.47

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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.