Home / 25,211.21-37,816.80-9,417.47

Finding the Fourth Proportional to 25,211.21, 37,816.80 and 9,417.47

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Solution

The fourth proportional to 25,211.21, 37,816.80 and 9,417.47 is: 14,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,211.21 : 37,816.80 = 9,417.47 : x
  2. Step 2: Convert to fraction form
    25,211.21/37,816.80 = 9,417.47/x
  3. Step 3: Cross multiply
    25,211.21x = 37,816.80 × 9,417.47
  4. Step 4: Simplify right side
    25,211.21x = 356,138,579.50
  5. Step 5: Solve for x
    x = 356,138,579.50/25,211.21
  6. Step 6: Final answer
    x = 14,126.20

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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.