Home / 25,349.61-34,982.64-13,864.58

Finding the Fourth Proportional to 25,349.61, 34,982.64 and 13,864.58

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Solution

The fourth proportional to 25,349.61, 34,982.64 and 13,864.58 is: 19,133.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.61 : 34,982.64 = 13,864.58 : x
  2. Step 2: Convert to fraction form
    25,349.61/34,982.64 = 13,864.58/x
  3. Step 3: Cross multiply
    25,349.61x = 34,982.64 × 13,864.58
  4. Step 4: Simplify right side
    25,349.61x = 485,019,435.98
  5. Step 5: Solve for x
    x = 485,019,435.98/25,349.61
  6. Step 6: Final answer
    x = 19,133.21

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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.