Home / 35,521.06-49,018.32-19,387.84

Finding the Fourth Proportional to 35,521.06, 49,018.32 and 19,387.84

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Solution

The fourth proportional to 35,521.06, 49,018.32 and 19,387.84 is: 26,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,521.06 : 49,018.32 = 19,387.84 : x
  2. Step 2: Convert to fraction form
    35,521.06/49,018.32 = 19,387.84/x
  3. Step 3: Cross multiply
    35,521.06x = 49,018.32 × 19,387.84
  4. Step 4: Simplify right side
    35,521.06x = 950,359,064.47
  5. Step 5: Solve for x
    x = 950,359,064.47/35,521.06
  6. Step 6: Final answer
    x = 26,754.80

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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.