Home / 25,031.05-37,552.71-11,515.90

Finding the Fourth Proportional to 25,031.05, 37,552.71 and 11,515.90

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Solution

The fourth proportional to 25,031.05, 37,552.71 and 11,515.90 is: 17,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,031.05 : 37,552.71 = 11,515.90 : x
  2. Step 2: Convert to fraction form
    25,031.05/37,552.71 = 11,515.90/x
  3. Step 3: Cross multiply
    25,031.05x = 37,552.71 × 11,515.90
  4. Step 4: Simplify right side
    25,031.05x = 432,453,167.19
  5. Step 5: Solve for x
    x = 432,453,167.19/25,031.05
  6. Step 6: Final answer
    x = 17,276.67

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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.