Home / 29,458.71-40,639.59-17,515.26

Finding the Fourth Proportional to 29,458.71, 40,639.59 and 17,515.26

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Solution

The fourth proportional to 29,458.71, 40,639.59 and 17,515.26 is: 24,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,458.71 : 40,639.59 = 17,515.26 : x
  2. Step 2: Convert to fraction form
    29,458.71/40,639.59 = 17,515.26/x
  3. Step 3: Cross multiply
    29,458.71x = 40,639.59 × 17,515.26
  4. Step 4: Simplify right side
    29,458.71x = 711,812,985.14
  5. Step 5: Solve for x
    x = 711,812,985.14/29,458.71
  6. Step 6: Final answer
    x = 24,163.07

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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.