Home / 37,289.32-51,460.56-21,376.76

Finding the Fourth Proportional to 37,289.32, 51,460.56 and 21,376.76

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Solution

The fourth proportional to 37,289.32, 51,460.56 and 21,376.76 is: 29,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,289.32 : 51,460.56 = 21,376.76 : x
  2. Step 2: Convert to fraction form
    37,289.32/51,460.56 = 21,376.76/x
  3. Step 3: Cross multiply
    37,289.32x = 51,460.56 × 21,376.76
  4. Step 4: Simplify right side
    37,289.32x = 1,100,060,040.59
  5. Step 5: Solve for x
    x = 1,100,060,040.59/37,289.32
  6. Step 6: Final answer
    x = 29,500.67

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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.