Home / 35,411.85-53,112.51-13,222.44

Finding the Fourth Proportional to 35,411.85, 53,112.51 and 13,222.44

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Solution

The fourth proportional to 35,411.85, 53,112.51 and 13,222.44 is: 19,831.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,411.85 : 53,112.51 = 13,222.44 : x
  2. Step 2: Convert to fraction form
    35,411.85/53,112.51 = 13,222.44/x
  3. Step 3: Cross multiply
    35,411.85x = 53,112.51 × 13,222.44
  4. Step 4: Simplify right side
    35,411.85x = 702,276,976.72
  5. Step 5: Solve for x
    x = 702,276,976.72/35,411.85
  6. Step 6: Final answer
    x = 19,831.69

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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.