Home / 17,085.12-23,569.75-10,008.55

Finding the Fourth Proportional to 17,085.12, 23,569.75 and 10,008.55

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Solution

The fourth proportional to 17,085.12, 23,569.75 and 10,008.55 is: 13,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.12 : 23,569.75 = 10,008.55 : x
  2. Step 2: Convert to fraction form
    17,085.12/23,569.75 = 10,008.55/x
  3. Step 3: Cross multiply
    17,085.12x = 23,569.75 × 10,008.55
  4. Step 4: Simplify right side
    17,085.12x = 235,899,021.36
  5. Step 5: Solve for x
    x = 235,899,021.36/17,085.12
  6. Step 6: Final answer
    x = 13,807.28

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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.