Home / 25,802.90-38,706.39-11,011.94

Finding the Fourth Proportional to 25,802.90, 38,706.39 and 11,011.94

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Solution

The fourth proportional to 25,802.90, 38,706.39 and 11,011.94 is: 16,518.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.90 : 38,706.39 = 11,011.94 : x
  2. Step 2: Convert to fraction form
    25,802.90/38,706.39 = 11,011.94/x
  3. Step 3: Cross multiply
    25,802.90x = 38,706.39 × 11,011.94
  4. Step 4: Simplify right side
    25,802.90x = 426,232,444.30
  5. Step 5: Solve for x
    x = 426,232,444.30/25,802.90
  6. Step 6: Final answer
    x = 16,518.78

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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.