Home / 14,099.20-19,417.44-13,793.08

Finding the Fourth Proportional to 14,099.20, 19,417.44 and 13,793.08

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Solution

The fourth proportional to 14,099.20, 19,417.44 and 13,793.08 is: 18,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.20 : 19,417.44 = 13,793.08 : x
  2. Step 2: Convert to fraction form
    14,099.20/19,417.44 = 13,793.08/x
  3. Step 3: Cross multiply
    14,099.20x = 19,417.44 × 13,793.08
  4. Step 4: Simplify right side
    14,099.20x = 267,826,303.32
  5. Step 5: Solve for x
    x = 267,826,303.32/14,099.20
  6. Step 6: Final answer
    x = 18,995.85

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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.