Home / 23,251.64-32,071.02-15,291.32

Finding the Fourth Proportional to 23,251.64, 32,071.02 and 15,291.32

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Solution

The fourth proportional to 23,251.64, 32,071.02 and 15,291.32 is: 21,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,251.64 : 32,071.02 = 15,291.32 : x
  2. Step 2: Convert to fraction form
    23,251.64/32,071.02 = 15,291.32/x
  3. Step 3: Cross multiply
    23,251.64x = 32,071.02 × 15,291.32
  4. Step 4: Simplify right side
    23,251.64x = 490,408,229.55
  5. Step 5: Solve for x
    x = 490,408,229.55/23,251.64
  6. Step 6: Final answer
    x = 21,091.34

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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.