Home / 27,560.69-38,033.56-14,985.44

Finding the Fourth Proportional to 27,560.69, 38,033.56 and 14,985.44

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Solution

The fourth proportional to 27,560.69, 38,033.56 and 14,985.44 is: 20,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.69 : 38,033.56 = 14,985.44 : x
  2. Step 2: Convert to fraction form
    27,560.69/38,033.56 = 14,985.44/x
  3. Step 3: Cross multiply
    27,560.69x = 38,033.56 × 14,985.44
  4. Step 4: Simplify right side
    27,560.69x = 569,949,631.37
  5. Step 5: Solve for x
    x = 569,949,631.37/27,560.69
  6. Step 6: Final answer
    x = 20,679.80

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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.