Home / 26,427.90-39,641.58-8,897.62

Finding the Fourth Proportional to 26,427.90, 39,641.58 and 8,897.62

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Solution

The fourth proportional to 26,427.90, 39,641.58 and 8,897.62 is: 13,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,427.90 : 39,641.58 = 8,897.62 : x
  2. Step 2: Convert to fraction form
    26,427.90/39,641.58 = 8,897.62/x
  3. Step 3: Cross multiply
    26,427.90x = 39,641.58 × 8,897.62
  4. Step 4: Simplify right side
    26,427.90x = 352,715,715.04
  5. Step 5: Solve for x
    x = 352,715,715.04/26,427.90
  6. Step 6: Final answer
    x = 13,346.34

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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.