Home / 13,875.73-19,150.77-10,314.34

Finding the Fourth Proportional to 13,875.73, 19,150.77 and 10,314.34

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Solution

The fourth proportional to 13,875.73, 19,150.77 and 10,314.34 is: 14,235.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875.73 : 19,150.77 = 10,314.34 : x
  2. Step 2: Convert to fraction form
    13,875.73/19,150.77 = 10,314.34/x
  3. Step 3: Cross multiply
    13,875.73x = 19,150.77 × 10,314.34
  4. Step 4: Simplify right side
    13,875.73x = 197,527,505.16
  5. Step 5: Solve for x
    x = 197,527,505.16/13,875.73
  6. Step 6: Final answer
    x = 14,235.47

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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.