Home / 32,658.36-45,068.82-18,508.56

Finding the Fourth Proportional to 32,658.36, 45,068.82 and 18,508.56

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Solution

The fourth proportional to 32,658.36, 45,068.82 and 18,508.56 is: 25,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,658.36 : 45,068.82 = 18,508.56 : x
  2. Step 2: Convert to fraction form
    32,658.36/45,068.82 = 18,508.56/x
  3. Step 3: Cross multiply
    32,658.36x = 45,068.82 × 18,508.56
  4. Step 4: Simplify right side
    32,658.36x = 834,158,959.10
  5. Step 5: Solve for x
    x = 834,158,959.10/32,658.36
  6. Step 6: Final answer
    x = 25,541.97

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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.