Home / 23,782.32-32,818.50-13,712.56

Finding the Fourth Proportional to 23,782.32, 32,818.50 and 13,712.56

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Solution

The fourth proportional to 23,782.32, 32,818.50 and 13,712.56 is: 18,922.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.32 : 32,818.50 = 13,712.56 : x
  2. Step 2: Convert to fraction form
    23,782.32/32,818.50 = 13,712.56/x
  3. Step 3: Cross multiply
    23,782.32x = 32,818.50 × 13,712.56
  4. Step 4: Simplify right side
    23,782.32x = 450,025,650.36
  5. Step 5: Solve for x
    x = 450,025,650.36/23,782.32
  6. Step 6: Final answer
    x = 18,922.70

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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.