Home / 18,370.72-25,324.02-14,384.92

Finding the Fourth Proportional to 18,370.72, 25,324.02 and 14,384.92

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Solution

The fourth proportional to 18,370.72, 25,324.02 and 14,384.92 is: 19,829.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.72 : 25,324.02 = 14,384.92 : x
  2. Step 2: Convert to fraction form
    18,370.72/25,324.02 = 14,384.92/x
  3. Step 3: Cross multiply
    18,370.72x = 25,324.02 × 14,384.92
  4. Step 4: Simplify right side
    18,370.72x = 364,284,001.78
  5. Step 5: Solve for x
    x = 364,284,001.78/18,370.72
  6. Step 6: Final answer
    x = 19,829.60

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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.