Home / 15,965.37-22,032.19-9,254.88

Finding the Fourth Proportional to 15,965.37, 22,032.19 and 9,254.88

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Solution

The fourth proportional to 15,965.37, 22,032.19 and 9,254.88 is: 12,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965.37 : 22,032.19 = 9,254.88 : x
  2. Step 2: Convert to fraction form
    15,965.37/22,032.19 = 9,254.88/x
  3. Step 3: Cross multiply
    15,965.37x = 22,032.19 × 9,254.88
  4. Step 4: Simplify right side
    15,965.37x = 203,905,274.59
  5. Step 5: Solve for x
    x = 203,905,274.59/15,965.37
  6. Step 6: Final answer
    x = 12,771.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.