Home / 18,148.51-25,044.96-10,191.25

Finding the Fourth Proportional to 18,148.51, 25,044.96 and 10,191.25

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Solution

The fourth proportional to 18,148.51, 25,044.96 and 10,191.25 is: 14,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.51 : 25,044.96 = 10,191.25 : x
  2. Step 2: Convert to fraction form
    18,148.51/25,044.96 = 10,191.25/x
  3. Step 3: Cross multiply
    18,148.51x = 25,044.96 × 10,191.25
  4. Step 4: Simplify right side
    18,148.51x = 255,239,448.60
  5. Step 5: Solve for x
    x = 255,239,448.60/18,148.51
  6. Step 6: Final answer
    x = 14,063.93

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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.