Home / 19,242.87-26,552.31-11,685.26

Finding the Fourth Proportional to 19,242.87, 26,552.31 and 11,685.26

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Solution

The fourth proportional to 19,242.87, 26,552.31 and 11,685.26 is: 16,123.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.87 : 26,552.31 = 11,685.26 : x
  2. Step 2: Convert to fraction form
    19,242.87/26,552.31 = 11,685.26/x
  3. Step 3: Cross multiply
    19,242.87x = 26,552.31 × 11,685.26
  4. Step 4: Simplify right side
    19,242.87x = 310,270,668.51
  5. Step 5: Solve for x
    x = 310,270,668.51/19,242.87
  6. Step 6: Final answer
    x = 16,123.93

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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.