Home / 25,570.54-38,377.68-14,488.12

Finding the Fourth Proportional to 25,570.54, 38,377.68 and 14,488.12

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Solution

The fourth proportional to 25,570.54, 38,377.68 and 14,488.12 is: 21,744.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.54 : 38,377.68 = 14,488.12 : x
  2. Step 2: Convert to fraction form
    25,570.54/38,377.68 = 14,488.12/x
  3. Step 3: Cross multiply
    25,570.54x = 38,377.68 × 14,488.12
  4. Step 4: Simplify right side
    25,570.54x = 556,020,433.16
  5. Step 5: Solve for x
    x = 556,020,433.16/25,570.54
  6. Step 6: Final answer
    x = 21,744.57

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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.