Home / 25,523.03-35,213.37-15,447.65

Finding the Fourth Proportional to 25,523.03, 35,213.37 and 15,447.65

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Solution

The fourth proportional to 25,523.03, 35,213.37 and 15,447.65 is: 21,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.03 : 35,213.37 = 15,447.65 : x
  2. Step 2: Convert to fraction form
    25,523.03/35,213.37 = 15,447.65/x
  3. Step 3: Cross multiply
    25,523.03x = 35,213.37 × 15,447.65
  4. Step 4: Simplify right side
    25,523.03x = 543,963,581.08
  5. Step 5: Solve for x
    x = 543,963,581.08/25,523.03
  6. Step 6: Final answer
    x = 21,312.65

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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.