Home / 22,999.86-31,737.60-12,925.98

Finding the Fourth Proportional to 22,999.86, 31,737.60 and 12,925.98

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Solution

The fourth proportional to 22,999.86, 31,737.60 and 12,925.98 is: 17,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.86 : 31,737.60 = 12,925.98 : x
  2. Step 2: Convert to fraction form
    22,999.86/31,737.60 = 12,925.98/x
  3. Step 3: Cross multiply
    22,999.86x = 31,737.60 × 12,925.98
  4. Step 4: Simplify right side
    22,999.86x = 410,239,582.85
  5. Step 5: Solve for x
    x = 410,239,582.85/22,999.86
  6. Step 6: Final answer
    x = 17,836.61

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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.