Home / 32,926.12-45,433.15-19,998.66

Finding the Fourth Proportional to 32,926.12, 45,433.15 and 19,998.66

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Solution

The fourth proportional to 32,926.12, 45,433.15 and 19,998.66 is: 27,595.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,926.12 : 45,433.15 = 19,998.66 : x
  2. Step 2: Convert to fraction form
    32,926.12/45,433.15 = 19,998.66/x
  3. Step 3: Cross multiply
    32,926.12x = 45,433.15 × 19,998.66
  4. Step 4: Simplify right side
    32,926.12x = 908,602,314.95
  5. Step 5: Solve for x
    x = 908,602,314.95/32,926.12
  6. Step 6: Final answer
    x = 27,595.19

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Double scale
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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.