Home / 15,101.51-22,541.36-13,328.01

Finding the Fourth Proportional to 15,101.51, 22,541.36 and 13,328.01

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Solution

The fourth proportional to 15,101.51, 22,541.36 and 13,328.01 is: 19,894.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.51 : 22,541.36 = 13,328.01 : x
  2. Step 2: Convert to fraction form
    15,101.51/22,541.36 = 13,328.01/x
  3. Step 3: Cross multiply
    15,101.51x = 22,541.36 × 13,328.01
  4. Step 4: Simplify right side
    15,101.51x = 300,431,404.85
  5. Step 5: Solve for x
    x = 300,431,404.85/15,101.51
  6. Step 6: Final answer
    x = 19,894.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.