Home / 25,416.61-38,129.71-9,626.37

Finding the Fourth Proportional to 25,416.61, 38,129.71 and 9,626.37

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Solution

The fourth proportional to 25,416.61, 38,129.71 and 9,626.37 is: 14,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.61 : 38,129.71 = 9,626.37 : x
  2. Step 2: Convert to fraction form
    25,416.61/38,129.71 = 9,626.37/x
  3. Step 3: Cross multiply
    25,416.61x = 38,129.71 × 9,626.37
  4. Step 4: Simplify right side
    25,416.61x = 367,050,681.76
  5. Step 5: Solve for x
    x = 367,050,681.76/25,416.61
  6. Step 6: Final answer
    x = 14,441.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.