Home / 23,124.60-31,911.83-12,514.14

Finding the Fourth Proportional to 23,124.60, 31,911.83 and 12,514.14

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Solution

The fourth proportional to 23,124.60, 31,911.83 and 12,514.14 is: 17,269.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124.60 : 31,911.83 = 12,514.14 : x
  2. Step 2: Convert to fraction form
    23,124.60/31,911.83 = 12,514.14/x
  3. Step 3: Cross multiply
    23,124.60x = 31,911.83 × 12,514.14
  4. Step 4: Simplify right side
    23,124.60x = 399,349,108.28
  5. Step 5: Solve for x
    x = 399,349,108.28/23,124.60
  6. Step 6: Final answer
    x = 17,269.45

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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.