Home / 45,020.34-62,130.24-27,120.96

Finding the Fourth Proportional to 45,020.34, 62,130.24 and 27,120.96

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Solution

The fourth proportional to 45,020.34, 62,130.24 and 27,120.96 is: 37,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,020.34 : 62,130.24 = 27,120.96 : x
  2. Step 2: Convert to fraction form
    45,020.34/62,130.24 = 27,120.96/x
  3. Step 3: Cross multiply
    45,020.34x = 62,130.24 × 27,120.96
  4. Step 4: Simplify right side
    45,020.34x = 1,685,031,753.83
  5. Step 5: Solve for x
    x = 1,685,031,753.83/45,020.34
  6. Step 6: Final answer
    x = 37,428.23

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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.