Home / 23,285.64-32,129.20-13,852.36

Finding the Fourth Proportional to 23,285.64, 32,129.20 and 13,852.36

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Solution

The fourth proportional to 23,285.64, 32,129.20 and 13,852.36 is: 19,113.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,285.64 : 32,129.20 = 13,852.36 : x
  2. Step 2: Convert to fraction form
    23,285.64/32,129.20 = 13,852.36/x
  3. Step 3: Cross multiply
    23,285.64x = 32,129.20 × 13,852.36
  4. Step 4: Simplify right side
    23,285.64x = 445,065,244.91
  5. Step 5: Solve for x
    x = 445,065,244.91/23,285.64
  6. Step 6: Final answer
    x = 19,113.29

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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.