Home / 31,083.02-46,612.86-13,313.18

Finding the Fourth Proportional to 31,083.02, 46,612.86 and 13,313.18

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Solution

The fourth proportional to 31,083.02, 46,612.86 and 13,313.18 is: 19,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,083.02 : 46,612.86 = 13,313.18 : x
  2. Step 2: Convert to fraction form
    31,083.02/46,612.86 = 13,313.18/x
  3. Step 3: Cross multiply
    31,083.02x = 46,612.86 × 13,313.18
  4. Step 4: Simplify right side
    31,083.02x = 620,565,395.49
  5. Step 5: Solve for x
    x = 620,565,395.49/31,083.02
  6. Step 6: Final answer
    x = 19,964.77

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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.