Home / 35,143.32-48,497.57-20,036.60

Finding the Fourth Proportional to 35,143.32, 48,497.57 and 20,036.60

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Solution

The fourth proportional to 35,143.32, 48,497.57 and 20,036.60 is: 27,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.32 : 48,497.57 = 20,036.60 : x
  2. Step 2: Convert to fraction form
    35,143.32/48,497.57 = 20,036.60/x
  3. Step 3: Cross multiply
    35,143.32x = 48,497.57 × 20,036.60
  4. Step 4: Simplify right side
    35,143.32x = 971,726,411.06
  5. Step 5: Solve for x
    x = 971,726,411.06/35,143.32
  6. Step 6: Final answer
    x = 27,650.39

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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.