Home / 53,074.78-79,612.85-15,626.33

Finding the Fourth Proportional to 53,074.78, 79,612.85 and 15,626.33

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Solution

The fourth proportional to 53,074.78, 79,612.85 and 15,626.33 is: 23,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,074.78 : 79,612.85 = 15,626.33 : x
  2. Step 2: Convert to fraction form
    53,074.78/79,612.85 = 15,626.33/x
  3. Step 3: Cross multiply
    53,074.78x = 79,612.85 × 15,626.33
  4. Step 4: Simplify right side
    53,074.78x = 1,244,057,009.76
  5. Step 5: Solve for x
    x = 1,244,057,009.76/53,074.78
  6. Step 6: Final answer
    x = 23,439.70

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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.