Home / 23,127.93-31,916.97-13,574.66

Finding the Fourth Proportional to 23,127.93, 31,916.97 and 13,574.66

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Solution

The fourth proportional to 23,127.93, 31,916.97 and 13,574.66 is: 18,733.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,127.93 : 31,916.97 = 13,574.66 : x
  2. Step 2: Convert to fraction form
    23,127.93/31,916.97 = 13,574.66/x
  3. Step 3: Cross multiply
    23,127.93x = 31,916.97 × 13,574.66
  4. Step 4: Simplify right side
    23,127.93x = 433,261,856.40
  5. Step 5: Solve for x
    x = 433,261,856.40/23,127.93
  6. Step 6: Final answer
    x = 18,733.27

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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.