Home / 35,274.89-48,671.74-20,362.25

Finding the Fourth Proportional to 35,274.89, 48,671.74 and 20,362.25

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Solution

The fourth proportional to 35,274.89, 48,671.74 and 20,362.25 is: 28,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.89 : 48,671.74 = 20,362.25 : x
  2. Step 2: Convert to fraction form
    35,274.89/48,671.74 = 20,362.25/x
  3. Step 3: Cross multiply
    35,274.89x = 48,671.74 × 20,362.25
  4. Step 4: Simplify right side
    35,274.89x = 991,066,137.82
  5. Step 5: Solve for x
    x = 991,066,137.82/35,274.89
  6. Step 6: Final answer
    x = 28,095.51

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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.