Home / 32,886.39-45,389.14-18,550.61

Finding the Fourth Proportional to 32,886.39, 45,389.14 and 18,550.61

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Solution

The fourth proportional to 32,886.39, 45,389.14 and 18,550.61 is: 25,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,886.39 : 45,389.14 = 18,550.61 : x
  2. Step 2: Convert to fraction form
    32,886.39/45,389.14 = 18,550.61/x
  3. Step 3: Cross multiply
    32,886.39x = 45,389.14 × 18,550.61
  4. Step 4: Simplify right side
    32,886.39x = 841,996,234.38
  5. Step 5: Solve for x
    x = 841,996,234.38/32,886.39
  6. Step 6: Final answer
    x = 25,603.18

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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.