Home / 35,580.87-49,100.45-19,665.25

Finding the Fourth Proportional to 35,580.87, 49,100.45 and 19,665.25

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Solution

The fourth proportional to 35,580.87, 49,100.45 and 19,665.25 is: 27,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,580.87 : 49,100.45 = 19,665.25 : x
  2. Step 2: Convert to fraction form
    35,580.87/49,100.45 = 19,665.25/x
  3. Step 3: Cross multiply
    35,580.87x = 49,100.45 × 19,665.25
  4. Step 4: Simplify right side
    35,580.87x = 965,572,403.29
  5. Step 5: Solve for x
    x = 965,572,403.29/35,580.87
  6. Step 6: Final answer
    x = 27,137.40

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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.