Home / 35,935.47-49,589.55-20,019.51

Finding the Fourth Proportional to 35,935.47, 49,589.55 and 20,019.51

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Solution

The fourth proportional to 35,935.47, 49,589.55 and 20,019.51 is: 27,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,935.47 : 49,589.55 = 20,019.51 : x
  2. Step 2: Convert to fraction form
    35,935.47/49,589.55 = 20,019.51/x
  3. Step 3: Cross multiply
    35,935.47x = 49,589.55 × 20,019.51
  4. Step 4: Simplify right side
    35,935.47x = 992,758,492.12
  5. Step 5: Solve for x
    x = 992,758,492.12/35,935.47
  6. Step 6: Final answer
    x = 27,626.14

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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.