Home / 27,325.84-40,988.77-21,094.95

Finding the Fourth Proportional to 27,325.84, 40,988.77 and 21,094.95

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Solution

The fourth proportional to 27,325.84, 40,988.77 and 21,094.95 is: 31,642.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,325.84 : 40,988.77 = 21,094.95 : x
  2. Step 2: Convert to fraction form
    27,325.84/40,988.77 = 21,094.95/x
  3. Step 3: Cross multiply
    27,325.84x = 40,988.77 × 21,094.95
  4. Step 4: Simplify right side
    27,325.84x = 864,655,924.12
  5. Step 5: Solve for x
    x = 864,655,924.12/27,325.84
  6. Step 6: Final answer
    x = 31,642.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.