Home / 22,307.24-30,784.04-12,235.77

Finding the Fourth Proportional to 22,307.24, 30,784.04 and 12,235.77

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Solution

The fourth proportional to 22,307.24, 30,784.04 and 12,235.77 is: 16,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307.24 : 30,784.04 = 12,235.77 : x
  2. Step 2: Convert to fraction form
    22,307.24/30,784.04 = 12,235.77/x
  3. Step 3: Cross multiply
    22,307.24x = 30,784.04 × 12,235.77
  4. Step 4: Simplify right side
    22,307.24x = 376,666,302.38
  5. Step 5: Solve for x
    x = 376,666,302.38/22,307.24
  6. Step 6: Final answer
    x = 16,885.38

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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.