Home / 14,912.25-22,360.40-7,874.47

Finding the Fourth Proportional to 14,912.25, 22,360.40 and 7,874.47

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Solution

The fourth proportional to 14,912.25, 22,360.40 and 7,874.47 is: 11,807.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.25 : 22,360.40 = 7,874.47 : x
  2. Step 2: Convert to fraction form
    14,912.25/22,360.40 = 7,874.47/x
  3. Step 3: Cross multiply
    14,912.25x = 22,360.40 × 7,874.47
  4. Step 4: Simplify right side
    14,912.25x = 176,076,235.61
  5. Step 5: Solve for x
    x = 176,076,235.61/14,912.25
  6. Step 6: Final answer
    x = 11,807.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.