Home / 33,029.15-45,594.43-20,284.40

Finding the Fourth Proportional to 33,029.15, 45,594.43 and 20,284.40

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Solution

The fourth proportional to 33,029.15, 45,594.43 and 20,284.40 is: 28,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,029.15 : 45,594.43 = 20,284.40 : x
  2. Step 2: Convert to fraction form
    33,029.15/45,594.43 = 20,284.40/x
  3. Step 3: Cross multiply
    33,029.15x = 45,594.43 × 20,284.40
  4. Step 4: Simplify right side
    33,029.15x = 924,855,719.17
  5. Step 5: Solve for x
    x = 924,855,719.17/33,029.15
  6. Step 6: Final answer
    x = 28,001.20

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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.