Home / 10,031.22-15,047.37-2,635.74

Finding the Fourth Proportional to 10,031.22, 15,047.37 and 2,635.74

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Solution

The fourth proportional to 10,031.22, 15,047.37 and 2,635.74 is: 3,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.22 : 15,047.37 = 2,635.74 : x
  2. Step 2: Convert to fraction form
    10,031.22/15,047.37 = 2,635.74/x
  3. Step 3: Cross multiply
    10,031.22x = 15,047.37 × 2,635.74
  4. Step 4: Simplify right side
    10,031.22x = 39,660,955.00
  5. Step 5: Solve for x
    x = 39,660,955.00/10,031.22
  6. Step 6: Final answer
    x = 3,953.75

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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.