Home / 35,783.74-49,377.36-19,864.27

Finding the Fourth Proportional to 35,783.74, 49,377.36 and 19,864.27

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Solution

The fourth proportional to 35,783.74, 49,377.36 and 19,864.27 is: 27,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,783.74 : 49,377.36 = 19,864.27 : x
  2. Step 2: Convert to fraction form
    35,783.74/49,377.36 = 19,864.27/x
  3. Step 3: Cross multiply
    35,783.74x = 49,377.36 × 19,864.27
  4. Step 4: Simplify right side
    35,783.74x = 980,845,210.93
  5. Step 5: Solve for x
    x = 980,845,210.93/35,783.74
  6. Step 6: Final answer
    x = 27,410.36

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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.