Home / 20,037.84-30,058.48-5,246.76

Finding the Fourth Proportional to 20,037.84, 30,058.48 and 5,246.76

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Solution

The fourth proportional to 20,037.84, 30,058.48 and 5,246.76 is: 7,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.84 : 30,058.48 = 5,246.76 : x
  2. Step 2: Convert to fraction form
    20,037.84/30,058.48 = 5,246.76/x
  3. Step 3: Cross multiply
    20,037.84x = 30,058.48 × 5,246.76
  4. Step 4: Simplify right side
    20,037.84x = 157,709,630.52
  5. Step 5: Solve for x
    x = 157,709,630.52/20,037.84
  6. Step 6: Final answer
    x = 7,870.59

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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.