Home / 35,754.57-49,341.29-19,621.98

Finding the Fourth Proportional to 35,754.57, 49,341.29 and 19,621.98

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Solution

The fourth proportional to 35,754.57, 49,341.29 and 19,621.98 is: 27,078.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,754.57 : 49,341.29 = 19,621.98 : x
  2. Step 2: Convert to fraction form
    35,754.57/49,341.29 = 19,621.98/x
  3. Step 3: Cross multiply
    35,754.57x = 49,341.29 × 19,621.98
  4. Step 4: Simplify right side
    35,754.57x = 968,173,707.44
  5. Step 5: Solve for x
    x = 968,173,707.44/35,754.57
  6. Step 6: Final answer
    x = 27,078.32

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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.