Home / 23,756.28-32,782.86-13,146.36

Finding the Fourth Proportional to 23,756.28, 32,782.86 and 13,146.36

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Solution

The fourth proportional to 23,756.28, 32,782.86 and 13,146.36 is: 18,141.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,756.28 : 32,782.86 = 13,146.36 : x
  2. Step 2: Convert to fraction form
    23,756.28/32,782.86 = 13,146.36/x
  3. Step 3: Cross multiply
    23,756.28x = 32,782.86 × 13,146.36
  4. Step 4: Simplify right side
    23,756.28x = 430,975,279.39
  5. Step 5: Solve for x
    x = 430,975,279.39/23,756.28
  6. Step 6: Final answer
    x = 18,141.53

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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.