Home / 12,368.23-18,530.74-10,301.52

Finding the Fourth Proportional to 12,368.23, 18,530.74 and 10,301.52

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Solution

The fourth proportional to 12,368.23, 18,530.74 and 10,301.52 is: 15,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.23 : 18,530.74 = 10,301.52 : x
  2. Step 2: Convert to fraction form
    12,368.23/18,530.74 = 10,301.52/x
  3. Step 3: Cross multiply
    12,368.23x = 18,530.74 × 10,301.52
  4. Step 4: Simplify right side
    12,368.23x = 190,894,788.72
  5. Step 5: Solve for x
    x = 190,894,788.72/12,368.23
  6. Step 6: Final answer
    x = 15,434.29

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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.