Home / 23,351.40-32,223.66-13,278.48

Finding the Fourth Proportional to 23,351.40, 32,223.66 and 13,278.48

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Solution

The fourth proportional to 23,351.40, 32,223.66 and 13,278.48 is: 18,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,351.40 : 32,223.66 = 13,278.48 : x
  2. Step 2: Convert to fraction form
    23,351.40/32,223.66 = 13,278.48/x
  3. Step 3: Cross multiply
    23,351.40x = 32,223.66 × 13,278.48
  4. Step 4: Simplify right side
    23,351.40x = 427,881,224.84
  5. Step 5: Solve for x
    x = 427,881,224.84/23,351.40
  6. Step 6: Final answer
    x = 18,323.58

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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.