Home / 25,135.76-37,689.28-10,332.50

Finding the Fourth Proportional to 25,135.76, 37,689.28 and 10,332.50

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Solution

The fourth proportional to 25,135.76, 37,689.28 and 10,332.50 is: 15,492.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.76 : 37,689.28 = 10,332.50 : x
  2. Step 2: Convert to fraction form
    25,135.76/37,689.28 = 10,332.50/x
  3. Step 3: Cross multiply
    25,135.76x = 37,689.28 × 10,332.50
  4. Step 4: Simplify right side
    25,135.76x = 389,424,485.60
  5. Step 5: Solve for x
    x = 389,424,485.60/25,135.76
  6. Step 6: Final answer
    x = 15,492.85

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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.