Home / 35,384.30-48,831.12-19,469.60

Finding the Fourth Proportional to 35,384.30, 48,831.12 and 19,469.60

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Solution

The fourth proportional to 35,384.30, 48,831.12 and 19,469.60 is: 26,868.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,384.30 : 48,831.12 = 19,469.60 : x
  2. Step 2: Convert to fraction form
    35,384.30/48,831.12 = 19,469.60/x
  3. Step 3: Cross multiply
    35,384.30x = 48,831.12 × 19,469.60
  4. Step 4: Simplify right side
    35,384.30x = 950,722,373.95
  5. Step 5: Solve for x
    x = 950,722,373.95/35,384.30
  6. Step 6: Final answer
    x = 26,868.48

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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.