Home / 19,000.94-26,221.15-10,503.65

Finding the Fourth Proportional to 19,000.94, 26,221.15 and 10,503.65

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Solution

The fourth proportional to 19,000.94, 26,221.15 and 10,503.65 is: 14,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.94 : 26,221.15 = 10,503.65 : x
  2. Step 2: Convert to fraction form
    19,000.94/26,221.15 = 10,503.65/x
  3. Step 3: Cross multiply
    19,000.94x = 26,221.15 × 10,503.65
  4. Step 4: Simplify right side
    19,000.94x = 275,417,624.83
  5. Step 5: Solve for x
    x = 275,417,624.83/19,000.94
  6. Step 6: Final answer
    x = 14,494.95

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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.