Home / 15,019.29-22,529.95-5,165.51

Finding the Fourth Proportional to 15,019.29, 22,529.95 and 5,165.51

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Solution

The fourth proportional to 15,019.29, 22,529.95 and 5,165.51 is: 7,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019.29 : 22,529.95 = 5,165.51 : x
  2. Step 2: Convert to fraction form
    15,019.29/22,529.95 = 5,165.51/x
  3. Step 3: Cross multiply
    15,019.29x = 22,529.95 × 5,165.51
  4. Step 4: Simplify right side
    15,019.29x = 116,378,556.46
  5. Step 5: Solve for x
    x = 116,378,556.46/15,019.29
  6. Step 6: Final answer
    x = 7,748.61

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1.5x scale

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.