Home / 22,972.88-31,703.29-12,901.54

Finding the Fourth Proportional to 22,972.88, 31,703.29 and 12,901.54

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Solution

The fourth proportional to 22,972.88, 31,703.29 and 12,901.54 is: 17,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972.88 : 31,703.29 = 12,901.54 : x
  2. Step 2: Convert to fraction form
    22,972.88/31,703.29 = 12,901.54/x
  3. Step 3: Cross multiply
    22,972.88x = 31,703.29 × 12,901.54
  4. Step 4: Simplify right side
    22,972.88x = 409,021,199.56
  5. Step 5: Solve for x
    x = 409,021,199.56/22,972.88
  6. Step 6: Final answer
    x = 17,804.52

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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.