Home / 35,593.74-49,118.40-19,678.86

Finding the Fourth Proportional to 35,593.74, 49,118.40 and 19,678.86

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Solution

The fourth proportional to 35,593.74, 49,118.40 and 19,678.86 is: 27,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.74 : 49,118.40 = 19,678.86 : x
  2. Step 2: Convert to fraction form
    35,593.74/49,118.40 = 19,678.86/x
  3. Step 3: Cross multiply
    35,593.74x = 49,118.40 × 19,678.86
  4. Step 4: Simplify right side
    35,593.74x = 966,594,117.02
  5. Step 5: Solve for x
    x = 966,594,117.02/35,593.74
  6. Step 6: Final answer
    x = 27,156.30

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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.