Home / 17,670.38-24,391.52-11,703.98

Finding the Fourth Proportional to 17,670.38, 24,391.52 and 11,703.98

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Solution

The fourth proportional to 17,670.38, 24,391.52 and 11,703.98 is: 16,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.38 : 24,391.52 = 11,703.98 : x
  2. Step 2: Convert to fraction form
    17,670.38/24,391.52 = 11,703.98/x
  3. Step 3: Cross multiply
    17,670.38x = 24,391.52 × 11,703.98
  4. Step 4: Simplify right side
    17,670.38x = 285,477,681.77
  5. Step 5: Solve for x
    x = 285,477,681.77/17,670.38
  6. Step 6: Final answer
    x = 16,155.72

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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.