Home / 37,036.32-51,109.76-20,040.20

Finding the Fourth Proportional to 37,036.32, 51,109.76 and 20,040.20

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Solution

The fourth proportional to 37,036.32, 51,109.76 and 20,040.20 is: 27,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,036.32 : 51,109.76 = 20,040.20 : x
  2. Step 2: Convert to fraction form
    37,036.32/51,109.76 = 20,040.20/x
  3. Step 3: Cross multiply
    37,036.32x = 51,109.76 × 20,040.20
  4. Step 4: Simplify right side
    37,036.32x = 1,024,249,456.60
  5. Step 5: Solve for x
    x = 1,024,249,456.60/37,036.32
  6. Step 6: Final answer
    x = 27,655.27

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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.