Home / 35,480.08-53,230.37-10,520.68

Finding the Fourth Proportional to 35,480.08, 53,230.37 and 10,520.68

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Solution

The fourth proportional to 35,480.08, 53,230.37 and 10,520.68 is: 15,784.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.08 : 53,230.37 = 10,520.68 : x
  2. Step 2: Convert to fraction form
    35,480.08/53,230.37 = 10,520.68/x
  3. Step 3: Cross multiply
    35,480.08x = 53,230.37 × 10,520.68
  4. Step 4: Simplify right side
    35,480.08x = 560,019,689.05
  5. Step 5: Solve for x
    x = 560,019,689.05/35,480.08
  6. Step 6: Final answer
    x = 15,784.06

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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.