Home / 17,280.74-23,846.18-9,727.50

Finding the Fourth Proportional to 17,280.74, 23,846.18 and 9,727.50

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Solution

The fourth proportional to 17,280.74, 23,846.18 and 9,727.50 is: 13,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.74 : 23,846.18 = 9,727.50 : x
  2. Step 2: Convert to fraction form
    17,280.74/23,846.18 = 9,727.50/x
  3. Step 3: Cross multiply
    17,280.74x = 23,846.18 × 9,727.50
  4. Step 4: Simplify right side
    17,280.74x = 231,963,715.95
  5. Step 5: Solve for x
    x = 231,963,715.95/17,280.74
  6. Step 6: Final answer
    x = 13,423.25

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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.