Home / 22,953.11-31,675.46-12,881.77

Finding the Fourth Proportional to 22,953.11, 31,675.46 and 12,881.77

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Solution

The fourth proportional to 22,953.11, 31,675.46 and 12,881.77 is: 17,776.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,953.11 : 31,675.46 = 12,881.77 : x
  2. Step 2: Convert to fraction form
    22,953.11/31,675.46 = 12,881.77/x
  3. Step 3: Cross multiply
    22,953.11x = 31,675.46 × 12,881.77
  4. Step 4: Simplify right side
    22,953.11x = 408,035,846.77
  5. Step 5: Solve for x
    x = 408,035,846.77/22,953.11
  6. Step 6: Final answer
    x = 17,776.93

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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.