Home / 32,640.17-45,047.05-19,214.73

Finding the Fourth Proportional to 32,640.17, 45,047.05 and 19,214.73

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Solution

The fourth proportional to 32,640.17, 45,047.05 and 19,214.73 is: 26,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,640.17 : 45,047.05 = 19,214.73 : x
  2. Step 2: Convert to fraction form
    32,640.17/45,047.05 = 19,214.73/x
  3. Step 3: Cross multiply
    32,640.17x = 45,047.05 × 19,214.73
  4. Step 4: Simplify right side
    32,640.17x = 865,566,855.01
  5. Step 5: Solve for x
    x = 865,566,855.01/32,640.17
  6. Step 6: Final answer
    x = 26,518.46

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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.