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Finding the Fourth Proportional to 13,952.92, 19,254.04 and 7,901.43

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Solution

The fourth proportional to 13,952.92, 19,254.04 and 7,901.43 is: 10,903.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.92 : 19,254.04 = 7,901.43 : x
  2. Step 2: Convert to fraction form
    13,952.92/19,254.04 = 7,901.43/x
  3. Step 3: Cross multiply
    13,952.92x = 19,254.04 × 7,901.43
  4. Step 4: Simplify right side
    13,952.92x = 152,134,449.28
  5. Step 5: Solve for x
    x = 152,134,449.28/13,952.92
  6. Step 6: Final answer
    x = 10,903.41

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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.