Home / 17,913.02-24,719.78-9,955.07

Finding the Fourth Proportional to 17,913.02, 24,719.78 and 9,955.07

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Solution

The fourth proportional to 17,913.02, 24,719.78 and 9,955.07 is: 13,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.02 : 24,719.78 = 9,955.07 : x
  2. Step 2: Convert to fraction form
    17,913.02/24,719.78 = 9,955.07/x
  3. Step 3: Cross multiply
    17,913.02x = 24,719.78 × 9,955.07
  4. Step 4: Simplify right side
    17,913.02x = 246,087,134.27
  5. Step 5: Solve for x
    x = 246,087,134.27/17,913.02
  6. Step 6: Final answer
    x = 13,737.90

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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.