Home / 35,366.08-48,805.78-20,260.06

Finding the Fourth Proportional to 35,366.08, 48,805.78 and 20,260.06

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Solution

The fourth proportional to 35,366.08, 48,805.78 and 20,260.06 is: 27,959.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,366.08 : 48,805.78 = 20,260.06 : x
  2. Step 2: Convert to fraction form
    35,366.08/48,805.78 = 20,260.06/x
  3. Step 3: Cross multiply
    35,366.08x = 48,805.78 × 20,260.06
  4. Step 4: Simplify right side
    35,366.08x = 988,808,031.15
  5. Step 5: Solve for x
    x = 988,808,031.15/35,366.08
  6. Step 6: Final answer
    x = 27,959.22

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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.