Home / 27,560.89-38,033.85-14,985.64

Finding the Fourth Proportional to 27,560.89, 38,033.85 and 14,985.64

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Solution

The fourth proportional to 27,560.89, 38,033.85 and 14,985.64 is: 20,680.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.89 : 38,033.85 = 14,985.64 : x
  2. Step 2: Convert to fraction form
    27,560.89/38,033.85 = 14,985.64/x
  3. Step 3: Cross multiply
    27,560.89x = 38,033.85 × 14,985.64
  4. Step 4: Simplify right side
    27,560.89x = 569,961,583.91
  5. Step 5: Solve for x
    x = 569,961,583.91/27,560.89
  6. Step 6: Final answer
    x = 20,680.09

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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.