Home / 37,122.41-51,228.95-20,126.67

Finding the Fourth Proportional to 37,122.41, 51,228.95 and 20,126.67

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Solution

The fourth proportional to 37,122.41, 51,228.95 and 20,126.67 is: 27,774.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,122.41 : 51,228.95 = 20,126.67 : x
  2. Step 2: Convert to fraction form
    37,122.41/51,228.95 = 20,126.67/x
  3. Step 3: Cross multiply
    37,122.41x = 51,228.95 × 20,126.67
  4. Step 4: Simplify right side
    37,122.41x = 1,031,068,070.46
  5. Step 5: Solve for x
    x = 1,031,068,070.46/37,122.41
  6. Step 6: Final answer
    x = 27,774.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.