Home / 17,915.36-24,724.14-9,957.74

Finding the Fourth Proportional to 17,915.36, 24,724.14 and 9,957.74

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Solution

The fourth proportional to 17,915.36, 24,724.14 and 9,957.74 is: 13,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.36 : 24,724.14 = 9,957.74 : x
  2. Step 2: Convert to fraction form
    17,915.36/24,724.14 = 9,957.74/x
  3. Step 3: Cross multiply
    17,915.36x = 24,724.14 × 9,957.74
  4. Step 4: Simplify right side
    17,915.36x = 246,196,557.84
  5. Step 5: Solve for x
    x = 246,196,557.84/17,915.36
  6. Step 6: Final answer
    x = 13,742.21

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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.