Home / 25,501.90-38,197.32-12,326.50

Finding the Fourth Proportional to 25,501.90, 38,197.32 and 12,326.50

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Solution

The fourth proportional to 25,501.90, 38,197.32 and 12,326.50 is: 18,462.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.90 : 38,197.32 = 12,326.50 : x
  2. Step 2: Convert to fraction form
    25,501.90/38,197.32 = 12,326.50/x
  3. Step 3: Cross multiply
    25,501.90x = 38,197.32 × 12,326.50
  4. Step 4: Simplify right side
    25,501.90x = 470,839,264.98
  5. Step 5: Solve for x
    x = 470,839,264.98/25,501.90
  6. Step 6: Final answer
    x = 18,462.91

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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.