Home / 13,904.60-19,194.54-8,875.46

Finding the Fourth Proportional to 13,904.60, 19,194.54 and 8,875.46

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Solution

The fourth proportional to 13,904.60, 19,194.54 and 8,875.46 is: 12,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.60 : 19,194.54 = 8,875.46 : x
  2. Step 2: Convert to fraction form
    13,904.60/19,194.54 = 8,875.46/x
  3. Step 3: Cross multiply
    13,904.60x = 19,194.54 × 8,875.46
  4. Step 4: Simplify right side
    13,904.60x = 170,360,371.99
  5. Step 5: Solve for x
    x = 170,360,371.99/13,904.60
  6. Step 6: Final answer
    x = 12,252.09

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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.