Home / 19,580.17-27,020.65-10,627.67

Finding the Fourth Proportional to 19,580.17, 27,020.65 and 10,627.67

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Solution

The fourth proportional to 19,580.17, 27,020.65 and 10,627.67 is: 14,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.17 : 27,020.65 = 10,627.67 : x
  2. Step 2: Convert to fraction form
    19,580.17/27,020.65 = 10,627.67/x
  3. Step 3: Cross multiply
    19,580.17x = 27,020.65 × 10,627.67
  4. Step 4: Simplify right side
    19,580.17x = 287,166,456.25
  5. Step 5: Solve for x
    x = 287,166,456.25/19,580.17
  6. Step 6: Final answer
    x = 14,666.19

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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.