Home / 17,145.11-23,660.70-10,070.12

Finding the Fourth Proportional to 17,145.11, 23,660.70 and 10,070.12

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Solution

The fourth proportional to 17,145.11, 23,660.70 and 10,070.12 is: 13,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,145.11 : 23,660.70 = 10,070.12 : x
  2. Step 2: Convert to fraction form
    17,145.11/23,660.70 = 10,070.12/x
  3. Step 3: Cross multiply
    17,145.11x = 23,660.70 × 10,070.12
  4. Step 4: Simplify right side
    17,145.11x = 238,266,088.28
  5. Step 5: Solve for x
    x = 238,266,088.28/17,145.11
  6. Step 6: Final answer
    x = 13,897.03

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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.