Home / 13,848.60-19,110.26-7,559.72

Finding the Fourth Proportional to 13,848.60, 19,110.26 and 7,559.72

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Solution

The fourth proportional to 13,848.60, 19,110.26 and 7,559.72 is: 10,431.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.60 : 19,110.26 = 7,559.72 : x
  2. Step 2: Convert to fraction form
    13,848.60/19,110.26 = 7,559.72/x
  3. Step 3: Cross multiply
    13,848.60x = 19,110.26 × 7,559.72
  4. Step 4: Simplify right side
    13,848.60x = 144,468,214.73
  5. Step 5: Solve for x
    x = 144,468,214.73/13,848.60
  6. Step 6: Final answer
    x = 10,431.97

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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.