Home / 19,580.42-27,020.99-10,627.91

Finding the Fourth Proportional to 19,580.42, 27,020.99 and 10,627.91

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Solution

The fourth proportional to 19,580.42, 27,020.99 and 10,627.91 is: 14,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.42 : 27,020.99 = 10,627.91 : x
  2. Step 2: Convert to fraction form
    19,580.42/27,020.99 = 10,627.91/x
  3. Step 3: Cross multiply
    19,580.42x = 27,020.99 × 10,627.91
  4. Step 4: Simplify right side
    19,580.42x = 287,176,743.95
  5. Step 5: Solve for x
    x = 287,176,743.95/19,580.42
  6. Step 6: Final answer
    x = 14,666.53

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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.