Home / 32,650.25-45,044.37-21,316.10

Finding the Fourth Proportional to 32,650.25, 45,044.37 and 21,316.10

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Solution

The fourth proportional to 32,650.25, 45,044.37 and 21,316.10 is: 29,407.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.25 : 45,044.37 = 21,316.10 : x
  2. Step 2: Convert to fraction form
    32,650.25/45,044.37 = 21,316.10/x
  3. Step 3: Cross multiply
    32,650.25x = 45,044.37 × 21,316.10
  4. Step 4: Simplify right side
    32,650.25x = 960,170,070.14
  5. Step 5: Solve for x
    x = 960,170,070.14/32,650.25
  6. Step 6: Final answer
    x = 29,407.74

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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.