Home / 35,709.83-49,280.07-19,578.66

Finding the Fourth Proportional to 35,709.83, 49,280.07 and 19,578.66

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Solution

The fourth proportional to 35,709.83, 49,280.07 and 19,578.66 is: 27,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.83 : 49,280.07 = 19,578.66 : x
  2. Step 2: Convert to fraction form
    35,709.83/49,280.07 = 19,578.66/x
  3. Step 3: Cross multiply
    35,709.83x = 49,280.07 × 19,578.66
  4. Step 4: Simplify right side
    35,709.83x = 964,837,637.41
  5. Step 5: Solve for x
    x = 964,837,637.41/35,709.83
  6. Step 6: Final answer
    x = 27,018.82

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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.