Home / 19,152.18-26,426.12-11,192.85

Finding the Fourth Proportional to 19,152.18, 26,426.12 and 11,192.85

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Solution

The fourth proportional to 19,152.18, 26,426.12 and 11,192.85 is: 15,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,152.18 : 26,426.12 = 11,192.85 : x
  2. Step 2: Convert to fraction form
    19,152.18/26,426.12 = 11,192.85/x
  3. Step 3: Cross multiply
    19,152.18x = 26,426.12 × 11,192.85
  4. Step 4: Simplify right side
    19,152.18x = 295,783,541.28
  5. Step 5: Solve for x
    x = 295,783,541.28/19,152.18
  6. Step 6: Final answer
    x = 15,443.86

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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.