Home / 35,665.92-49,219.65-19,750.77

Finding the Fourth Proportional to 35,665.92, 49,219.65 and 19,750.77

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Solution

The fourth proportional to 35,665.92, 49,219.65 and 19,750.77 is: 27,256.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,665.92 : 49,219.65 = 19,750.77 : x
  2. Step 2: Convert to fraction form
    35,665.92/49,219.65 = 19,750.77/x
  3. Step 3: Cross multiply
    35,665.92x = 49,219.65 × 19,750.77
  4. Step 4: Simplify right side
    35,665.92x = 972,125,986.63
  5. Step 5: Solve for x
    x = 972,125,986.63/35,665.92
  6. Step 6: Final answer
    x = 27,256.44

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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.