Home / 25,710.14-35,479.73-14,379.50

Finding the Fourth Proportional to 25,710.14, 35,479.73 and 14,379.50

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Solution

The fourth proportional to 25,710.14, 35,479.73 and 14,379.50 is: 19,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710.14 : 35,479.73 = 14,379.50 : x
  2. Step 2: Convert to fraction form
    25,710.14/35,479.73 = 14,379.50/x
  3. Step 3: Cross multiply
    25,710.14x = 35,479.73 × 14,379.50
  4. Step 4: Simplify right side
    25,710.14x = 510,180,902.18
  5. Step 5: Solve for x
    x = 510,180,902.18/25,710.14
  6. Step 6: Final answer
    x = 19,843.57

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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.