Home / 25,275.78-37,913.82-11,232.50

Finding the Fourth Proportional to 25,275.78, 37,913.82 and 11,232.50

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Solution

The fourth proportional to 25,275.78, 37,913.82 and 11,232.50 is: 16,848.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.78 : 37,913.82 = 11,232.50 : x
  2. Step 2: Convert to fraction form
    25,275.78/37,913.82 = 11,232.50/x
  3. Step 3: Cross multiply
    25,275.78x = 37,913.82 × 11,232.50
  4. Step 4: Simplify right side
    25,275.78x = 425,866,983.15
  5. Step 5: Solve for x
    x = 425,866,983.15/25,275.78
  6. Step 6: Final answer
    x = 16,848.82

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1.5x scale

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.