Home / 27,240.83-40,822.95-21,669.47

Finding the Fourth Proportional to 27,240.83, 40,822.95 and 21,669.47

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Solution

The fourth proportional to 27,240.83, 40,822.95 and 21,669.47 is: 32,473.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.83 : 40,822.95 = 21,669.47 : x
  2. Step 2: Convert to fraction form
    27,240.83/40,822.95 = 21,669.47/x
  3. Step 3: Cross multiply
    27,240.83x = 40,822.95 × 21,669.47
  4. Step 4: Simplify right side
    27,240.83x = 884,611,690.34
  5. Step 5: Solve for x
    x = 884,611,690.34/27,240.83
  6. Step 6: Final answer
    x = 32,473.74

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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.