Home / 13,353.20-20,030.72-4,594.28

Finding the Fourth Proportional to 13,353.20, 20,030.72 and 4,594.28

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Solution

The fourth proportional to 13,353.20, 20,030.72 and 4,594.28 is: 6,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.20 : 20,030.72 = 4,594.28 : x
  2. Step 2: Convert to fraction form
    13,353.20/20,030.72 = 4,594.28/x
  3. Step 3: Cross multiply
    13,353.20x = 20,030.72 × 4,594.28
  4. Step 4: Simplify right side
    13,353.20x = 92,026,736.28
  5. Step 5: Solve for x
    x = 92,026,736.28/13,353.20
  6. Step 6: Final answer
    x = 6,891.74

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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.