Home / 25,551.39-38,341.67-9,965.37

Finding the Fourth Proportional to 25,551.39, 38,341.67 and 9,965.37

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Solution

The fourth proportional to 25,551.39, 38,341.67 and 9,965.37 is: 14,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,551.39 : 38,341.67 = 9,965.37 : x
  2. Step 2: Convert to fraction form
    25,551.39/38,341.67 = 9,965.37/x
  3. Step 3: Cross multiply
    25,551.39x = 38,341.67 × 9,965.37
  4. Step 4: Simplify right side
    25,551.39x = 382,088,878.14
  5. Step 5: Solve for x
    x = 382,088,878.14/25,551.39
  6. Step 6: Final answer
    x = 14,953.74

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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.