Home / 17,639.79-24,343.37-10,087.35

Finding the Fourth Proportional to 17,639.79, 24,343.37 and 10,087.35

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Solution

The fourth proportional to 17,639.79, 24,343.37 and 10,087.35 is: 13,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.79 : 24,343.37 = 10,087.35 : x
  2. Step 2: Convert to fraction form
    17,639.79/24,343.37 = 10,087.35/x
  3. Step 3: Cross multiply
    17,639.79x = 24,343.37 × 10,087.35
  4. Step 4: Simplify right side
    17,639.79x = 245,559,921.22
  5. Step 5: Solve for x
    x = 245,559,921.22/17,639.79
  6. Step 6: Final answer
    x = 13,920.80

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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.