Home / 22,936.06-31,652.40-13,981.51

Finding the Fourth Proportional to 22,936.06, 31,652.40 and 13,981.51

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Solution

The fourth proportional to 22,936.06, 31,652.40 and 13,981.51 is: 19,294.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,936.06 : 31,652.40 = 13,981.51 : x
  2. Step 2: Convert to fraction form
    22,936.06/31,652.40 = 13,981.51/x
  3. Step 3: Cross multiply
    22,936.06x = 31,652.40 × 13,981.51
  4. Step 4: Simplify right side
    22,936.06x = 442,548,347.12
  5. Step 5: Solve for x
    x = 442,548,347.12/22,936.06
  6. Step 6: Final answer
    x = 19,294.87

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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.