Home / 35,220.72-52,831.08-11,847.18

Finding the Fourth Proportional to 35,220.72, 52,831.08 and 11,847.18

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Solution

The fourth proportional to 35,220.72, 52,831.08 and 11,847.18 is: 17,770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.72 : 52,831.08 = 11,847.18 : x
  2. Step 2: Convert to fraction form
    35,220.72/52,831.08 = 11,847.18/x
  3. Step 3: Cross multiply
    35,220.72x = 52,831.08 × 11,847.18
  4. Step 4: Simplify right side
    35,220.72x = 625,899,314.35
  5. Step 5: Solve for x
    x = 625,899,314.35/35,220.72
  6. Step 6: Final answer
    x = 17,770.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.