Home / 35,726.95-49,305.16-19,811.06

Finding the Fourth Proportional to 35,726.95, 49,305.16 and 19,811.06

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Solution

The fourth proportional to 35,726.95, 49,305.16 and 19,811.06 is: 27,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.95 : 49,305.16 = 19,811.06 : x
  2. Step 2: Convert to fraction form
    35,726.95/49,305.16 = 19,811.06/x
  3. Step 3: Cross multiply
    35,726.95x = 49,305.16 × 19,811.06
  4. Step 4: Simplify right side
    35,726.95x = 976,787,359.81
  5. Step 5: Solve for x
    x = 976,787,359.81/35,726.95
  6. Step 6: Final answer
    x = 27,340.35

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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.