Home / 42,021.11-58,054.93-35,713.71

Finding the Fourth Proportional to 42,021.11, 58,054.93 and 35,713.71

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Solution

The fourth proportional to 42,021.11, 58,054.93 and 35,713.71 is: 49,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,021.11 : 58,054.93 = 35,713.71 : x
  2. Step 2: Convert to fraction form
    42,021.11/58,054.93 = 35,713.71/x
  3. Step 3: Cross multiply
    42,021.11x = 58,054.93 × 35,713.71
  4. Step 4: Simplify right side
    42,021.11x = 2,073,356,844.81
  5. Step 5: Solve for x
    x = 2,073,356,844.81/42,021.11
  6. Step 6: Final answer
    x = 49,340.84

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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.