Home / 19,000.74-28,476.33-10,225.35

Finding the Fourth Proportional to 19,000.74, 28,476.33 and 10,225.35

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Solution

The fourth proportional to 19,000.74, 28,476.33 and 10,225.35 is: 15,324.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.74 : 28,476.33 = 10,225.35 : x
  2. Step 2: Convert to fraction form
    19,000.74/28,476.33 = 10,225.35/x
  3. Step 3: Cross multiply
    19,000.74x = 28,476.33 × 10,225.35
  4. Step 4: Simplify right side
    19,000.74x = 291,180,440.97
  5. Step 5: Solve for x
    x = 291,180,440.97/19,000.74
  6. Step 6: Final answer
    x = 15,324.69

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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.