Home / 31,313.05-46,959.85-12,583.23

Finding the Fourth Proportional to 31,313.05, 46,959.85 and 12,583.23

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Solution

The fourth proportional to 31,313.05, 46,959.85 and 12,583.23 is: 18,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,313.05 : 46,959.85 = 12,583.23 : x
  2. Step 2: Convert to fraction form
    31,313.05/46,959.85 = 12,583.23/x
  3. Step 3: Cross multiply
    31,313.05x = 46,959.85 × 12,583.23
  4. Step 4: Simplify right side
    31,313.05x = 590,906,593.32
  5. Step 5: Solve for x
    x = 590,906,593.32/31,313.05
  6. Step 6: Final answer
    x = 18,870.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.