Home / 15,351.17-22,907.03-13,696.34

Finding the Fourth Proportional to 15,351.17, 22,907.03 and 13,696.34

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Solution

The fourth proportional to 15,351.17, 22,907.03 and 13,696.34 is: 20,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351.17 : 22,907.03 = 13,696.34 : x
  2. Step 2: Convert to fraction form
    15,351.17/22,907.03 = 13,696.34/x
  3. Step 3: Cross multiply
    15,351.17x = 22,907.03 × 13,696.34
  4. Step 4: Simplify right side
    15,351.17x = 313,742,288.25
  5. Step 5: Solve for x
    x = 313,742,288.25/15,351.17
  6. Step 6: Final answer
    x = 20,437.69

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1.5x scale

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.