Home / 17,143.83-23,655.51-10,071.72

Finding the Fourth Proportional to 17,143.83, 23,655.51 and 10,071.72

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Solution

The fourth proportional to 17,143.83, 23,655.51 and 10,071.72 is: 13,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143.83 : 23,655.51 = 10,071.72 : x
  2. Step 2: Convert to fraction form
    17,143.83/23,655.51 = 10,071.72/x
  3. Step 3: Cross multiply
    17,143.83x = 23,655.51 × 10,071.72
  4. Step 4: Simplify right side
    17,143.83x = 238,251,673.18
  5. Step 5: Solve for x
    x = 238,251,673.18/17,143.83
  6. Step 6: Final answer
    x = 13,897.23

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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.