Home / 45,031.71-62,143.83-27,127.47

Finding the Fourth Proportional to 45,031.71, 62,143.83 and 27,127.47

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Solution

The fourth proportional to 45,031.71, 62,143.83 and 27,127.47 is: 37,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031.71 : 62,143.83 = 27,127.47 : x
  2. Step 2: Convert to fraction form
    45,031.71/62,143.83 = 27,127.47/x
  3. Step 3: Cross multiply
    45,031.71x = 62,143.83 × 27,127.47
  4. Step 4: Simplify right side
    45,031.71x = 1,685,804,884.01
  5. Step 5: Solve for x
    x = 1,685,804,884.01/45,031.71
  6. Step 6: Final answer
    x = 37,435.95

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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.