Home / 33,139.24-45,730.77-18,031.96

Finding the Fourth Proportional to 33,139.24, 45,730.77 and 18,031.96

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Solution

The fourth proportional to 33,139.24, 45,730.77 and 18,031.96 is: 24,883.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,139.24 : 45,730.77 = 18,031.96 : x
  2. Step 2: Convert to fraction form
    33,139.24/45,730.77 = 18,031.96/x
  3. Step 3: Cross multiply
    33,139.24x = 45,730.77 × 18,031.96
  4. Step 4: Simplify right side
    33,139.24x = 824,615,415.41
  5. Step 5: Solve for x
    x = 824,615,415.41/33,139.24
  6. Step 6: Final answer
    x = 24,883.35

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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.