Home / 35,341.06-48,772.97-21,921.24

Finding the Fourth Proportional to 35,341.06, 48,772.97 and 21,921.24

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Solution

The fourth proportional to 35,341.06, 48,772.97 and 21,921.24 is: 30,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.06 : 48,772.97 = 21,921.24 : x
  2. Step 2: Convert to fraction form
    35,341.06/48,772.97 = 21,921.24/x
  3. Step 3: Cross multiply
    35,341.06x = 48,772.97 × 21,921.24
  4. Step 4: Simplify right side
    35,341.06x = 1,069,163,980.88
  5. Step 5: Solve for x
    x = 1,069,163,980.88/35,341.06
  6. Step 6: Final answer
    x = 30,252.74

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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.