Home / 22,935.06-31,651.02-13,980.51

Finding the Fourth Proportional to 22,935.06, 31,651.02 and 13,980.51

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Solution

The fourth proportional to 22,935.06, 31,651.02 and 13,980.51 is: 19,293.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,935.06 : 31,651.02 = 13,980.51 : x
  2. Step 2: Convert to fraction form
    22,935.06/31,651.02 = 13,980.51/x
  3. Step 3: Cross multiply
    22,935.06x = 31,651.02 × 13,980.51
  4. Step 4: Simplify right side
    22,935.06x = 442,497,401.62
  5. Step 5: Solve for x
    x = 442,497,401.62/22,935.06
  6. Step 6: Final answer
    x = 19,293.49

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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.