Home / 35,593.84-49,115.10-19,678.60

Finding the Fourth Proportional to 35,593.84, 49,115.10 and 19,678.60

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Solution

The fourth proportional to 35,593.84, 49,115.10 and 19,678.60 is: 27,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.84 : 49,115.10 = 19,678.60 : x
  2. Step 2: Convert to fraction form
    35,593.84/49,115.10 = 19,678.60/x
  3. Step 3: Cross multiply
    35,593.84x = 49,115.10 × 19,678.60
  4. Step 4: Simplify right side
    35,593.84x = 966,516,406.86
  5. Step 5: Solve for x
    x = 966,516,406.86/35,593.84
  6. Step 6: Final answer
    x = 27,154.04

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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.