Home / 22,724.84-31,360-12,653.02

Finding the Fourth Proportional to 22,724.84, 31,360 and 12,653.02

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Solution

The fourth proportional to 22,724.84, 31,360 and 12,653.02 is: 17,461.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724.84 : 31,360 = 12,653.02 : x
  2. Step 2: Convert to fraction form
    22,724.84/31,360 = 12,653.02/x
  3. Step 3: Cross multiply
    22,724.84x = 31,360 × 12,653.02
  4. Step 4: Simplify right side
    22,724.84x = 396,798,707.20
  5. Step 5: Solve for x
    x = 396,798,707.20/22,724.84
  6. Step 6: Final answer
    x = 17,461.01

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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.