Home / 32,660.10-45,070.11-18,512.94

Finding the Fourth Proportional to 32,660.10, 45,070.11 and 18,512.94

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Solution

The fourth proportional to 32,660.10, 45,070.11 and 18,512.94 is: 25,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.10 : 45,070.11 = 18,512.94 : x
  2. Step 2: Convert to fraction form
    32,660.10/45,070.11 = 18,512.94/x
  3. Step 3: Cross multiply
    32,660.10x = 45,070.11 × 18,512.94
  4. Step 4: Simplify right side
    32,660.10x = 834,380,242.22
  5. Step 5: Solve for x
    x = 834,380,242.22/32,660.10
  6. Step 6: Final answer
    x = 25,547.39

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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.