Home / 14,013.14-19,337.37-7,725.02

Finding the Fourth Proportional to 14,013.14, 19,337.37 and 7,725.02

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Solution

The fourth proportional to 14,013.14, 19,337.37 and 7,725.02 is: 10,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013.14 : 19,337.37 = 7,725.02 : x
  2. Step 2: Convert to fraction form
    14,013.14/19,337.37 = 7,725.02/x
  3. Step 3: Cross multiply
    14,013.14x = 19,337.37 × 7,725.02
  4. Step 4: Simplify right side
    14,013.14x = 149,381,570.00
  5. Step 5: Solve for x
    x = 149,381,570.00/14,013.14
  6. Step 6: Final answer
    x = 10,660.11

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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.