Home / 25,554.72-38,322.72-14,154.08

Finding the Fourth Proportional to 25,554.72, 38,322.72 and 14,154.08

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Solution

The fourth proportional to 25,554.72, 38,322.72 and 14,154.08 is: 21,225.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,554.72 : 38,322.72 = 14,154.08 : x
  2. Step 2: Convert to fraction form
    25,554.72/38,322.72 = 14,154.08/x
  3. Step 3: Cross multiply
    25,554.72x = 38,322.72 × 14,154.08
  4. Step 4: Simplify right side
    25,554.72x = 542,422,844.70
  5. Step 5: Solve for x
    x = 542,422,844.70/25,554.72
  6. Step 6: Final answer
    x = 21,225.94

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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.