Home / 13,227.88-19,838.48-4,903.32

Finding the Fourth Proportional to 13,227.88, 19,838.48 and 4,903.32

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Solution

The fourth proportional to 13,227.88, 19,838.48 and 4,903.32 is: 7,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227.88 : 19,838.48 = 4,903.32 : x
  2. Step 2: Convert to fraction form
    13,227.88/19,838.48 = 4,903.32/x
  3. Step 3: Cross multiply
    13,227.88x = 19,838.48 × 4,903.32
  4. Step 4: Simplify right side
    13,227.88x = 97,274,415.75
  5. Step 5: Solve for x
    x = 97,274,415.75/13,227.88
  6. Step 6: Final answer
    x = 7,353.74

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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.