Home / 34,058.76-47,000.37-19,719.21

Finding the Fourth Proportional to 34,058.76, 47,000.37 and 19,719.21

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Solution

The fourth proportional to 34,058.76, 47,000.37 and 19,719.21 is: 27,212.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,058.76 : 47,000.37 = 19,719.21 : x
  2. Step 2: Convert to fraction form
    34,058.76/47,000.37 = 19,719.21/x
  3. Step 3: Cross multiply
    34,058.76x = 47,000.37 × 19,719.21
  4. Step 4: Simplify right side
    34,058.76x = 926,810,166.11
  5. Step 5: Solve for x
    x = 926,810,166.11/34,058.76
  6. Step 6: Final answer
    x = 27,212.09

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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.