Home / 35,417.06-48,883.84-20,309.44

Finding the Fourth Proportional to 35,417.06, 48,883.84 and 20,309.44

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Solution

The fourth proportional to 35,417.06, 48,883.84 and 20,309.44 is: 28,031.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.06 : 48,883.84 = 20,309.44 : x
  2. Step 2: Convert to fraction form
    35,417.06/48,883.84 = 20,309.44/x
  3. Step 3: Cross multiply
    35,417.06x = 48,883.84 × 20,309.44
  4. Step 4: Simplify right side
    35,417.06x = 992,803,415.45
  5. Step 5: Solve for x
    x = 992,803,415.45/35,417.06
  6. Step 6: Final answer
    x = 28,031.79

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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.