Home / 17,312.02-25,991.09-11,708.51

Finding the Fourth Proportional to 17,312.02, 25,991.09 and 11,708.51

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Solution

The fourth proportional to 17,312.02, 25,991.09 and 11,708.51 is: 17,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,312.02 : 25,991.09 = 11,708.51 : x
  2. Step 2: Convert to fraction form
    17,312.02/25,991.09 = 11,708.51/x
  3. Step 3: Cross multiply
    17,312.02x = 25,991.09 × 11,708.51
  4. Step 4: Simplify right side
    17,312.02x = 304,316,937.18
  5. Step 5: Solve for x
    x = 304,316,937.18/17,312.02
  6. Step 6: Final answer
    x = 17,578.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.