Home / 35,780.51-49,373.52-19,863.24

Finding the Fourth Proportional to 35,780.51, 49,373.52 and 19,863.24

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Solution

The fourth proportional to 35,780.51, 49,373.52 and 19,863.24 is: 27,409.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780.51 : 49,373.52 = 19,863.24 : x
  2. Step 2: Convert to fraction form
    35,780.51/49,373.52 = 19,863.24/x
  3. Step 3: Cross multiply
    35,780.51x = 49,373.52 × 19,863.24
  4. Step 4: Simplify right side
    35,780.51x = 980,718,077.40
  5. Step 5: Solve for x
    x = 980,718,077.40/35,780.51
  6. Step 6: Final answer
    x = 27,409.29

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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.