Home / 19,005.80-26,225.70-11,049.32

Finding the Fourth Proportional to 19,005.80, 26,225.70 and 11,049.32

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Solution

The fourth proportional to 19,005.80, 26,225.70 and 11,049.32 is: 15,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.80 : 26,225.70 = 11,049.32 : x
  2. Step 2: Convert to fraction form
    19,005.80/26,225.70 = 11,049.32/x
  3. Step 3: Cross multiply
    19,005.80x = 26,225.70 × 11,049.32
  4. Step 4: Simplify right side
    19,005.80x = 289,776,151.52
  5. Step 5: Solve for x
    x = 289,776,151.52/19,005.80
  6. Step 6: Final answer
    x = 15,246.72

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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.