Home / 23,108.41-31,889.63-12,498.06

Finding the Fourth Proportional to 23,108.41, 31,889.63 and 12,498.06

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Solution

The fourth proportional to 23,108.41, 31,889.63 and 12,498.06 is: 17,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,108.41 : 31,889.63 = 12,498.06 : x
  2. Step 2: Convert to fraction form
    23,108.41/31,889.63 = 12,498.06/x
  3. Step 3: Cross multiply
    23,108.41x = 31,889.63 × 12,498.06
  4. Step 4: Simplify right side
    23,108.41x = 398,558,509.12
  5. Step 5: Solve for x
    x = 398,558,509.12/23,108.41
  6. Step 6: Final answer
    x = 17,247.34

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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.