Home / 24,822.12-34,240.80-15,730.80

Finding the Fourth Proportional to 24,822.12, 34,240.80 and 15,730.80

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Solution

The fourth proportional to 24,822.12, 34,240.80 and 15,730.80 is: 21,699.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,822.12 : 34,240.80 = 15,730.80 : x
  2. Step 2: Convert to fraction form
    24,822.12/34,240.80 = 15,730.80/x
  3. Step 3: Cross multiply
    24,822.12x = 34,240.80 × 15,730.80
  4. Step 4: Simplify right side
    24,822.12x = 538,635,176.64
  5. Step 5: Solve for x
    x = 538,635,176.64/24,822.12
  6. Step 6: Final answer
    x = 21,699.81

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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.