Home / 35,470.37-48,949.10-20,364.01

Finding the Fourth Proportional to 35,470.37, 48,949.10 and 20,364.01

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Solution

The fourth proportional to 35,470.37, 48,949.10 and 20,364.01 is: 28,102.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.37 : 48,949.10 = 20,364.01 : x
  2. Step 2: Convert to fraction form
    35,470.37/48,949.10 = 20,364.01/x
  3. Step 3: Cross multiply
    35,470.37x = 48,949.10 × 20,364.01
  4. Step 4: Simplify right side
    35,470.37x = 996,799,717.15
  5. Step 5: Solve for x
    x = 996,799,717.15/35,470.37
  6. Step 6: Final answer
    x = 28,102.32

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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.