Home / 32,285.72-44,555.44-18,138.28

Finding the Fourth Proportional to 32,285.72, 44,555.44 and 18,138.28

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Solution

The fourth proportional to 32,285.72, 44,555.44 and 18,138.28 is: 25,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,285.72 : 44,555.44 = 18,138.28 : x
  2. Step 2: Convert to fraction form
    32,285.72/44,555.44 = 18,138.28/x
  3. Step 3: Cross multiply
    32,285.72x = 44,555.44 × 18,138.28
  4. Step 4: Simplify right side
    32,285.72x = 808,159,046.24
  5. Step 5: Solve for x
    x = 808,159,046.24/32,285.72
  6. Step 6: Final answer
    x = 25,031.47

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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.