Home / 29,885.08-41,239.76-16,455.80

Finding the Fourth Proportional to 29,885.08, 41,239.76 and 16,455.80

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Solution

The fourth proportional to 29,885.08, 41,239.76 and 16,455.80 is: 22,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.08 : 41,239.76 = 16,455.80 : x
  2. Step 2: Convert to fraction form
    29,885.08/41,239.76 = 16,455.80/x
  3. Step 3: Cross multiply
    29,885.08x = 41,239.76 × 16,455.80
  4. Step 4: Simplify right side
    29,885.08x = 678,633,242.61
  5. Step 5: Solve for x
    x = 678,633,242.61/29,885.08
  6. Step 6: Final answer
    x = 22,708.10

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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.