Home / 13,096.07-18,073.02-7,127.95

Finding the Fourth Proportional to 13,096.07, 18,073.02 and 7,127.95

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Solution

The fourth proportional to 13,096.07, 18,073.02 and 7,127.95 is: 9,836.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096.07 : 18,073.02 = 7,127.95 : x
  2. Step 2: Convert to fraction form
    13,096.07/18,073.02 = 7,127.95/x
  3. Step 3: Cross multiply
    13,096.07x = 18,073.02 × 7,127.95
  4. Step 4: Simplify right side
    13,096.07x = 128,823,582.91
  5. Step 5: Solve for x
    x = 128,823,582.91/13,096.07
  6. Step 6: Final answer
    x = 9,836.81

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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.