Home / 25,876.16-35,710.56-19,577.60

Finding the Fourth Proportional to 25,876.16, 35,710.56 and 19,577.60

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Solution

The fourth proportional to 25,876.16, 35,710.56 and 19,577.60 is: 27,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,876.16 : 35,710.56 = 19,577.60 : x
  2. Step 2: Convert to fraction form
    25,876.16/35,710.56 = 19,577.60/x
  3. Step 3: Cross multiply
    25,876.16x = 35,710.56 × 19,577.60
  4. Step 4: Simplify right side
    25,876.16x = 699,127,059.46
  5. Step 5: Solve for x
    x = 699,127,059.46/25,876.16
  6. Step 6: Final answer
    x = 27,018.19

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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.