Home / 35,684.03-53,470.46-13,485.30

Finding the Fourth Proportional to 35,684.03, 53,470.46 and 13,485.30

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Solution

The fourth proportional to 35,684.03, 53,470.46 and 13,485.30 is: 20,206.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,684.03 : 53,470.46 = 13,485.30 : x
  2. Step 2: Convert to fraction form
    35,684.03/53,470.46 = 13,485.30/x
  3. Step 3: Cross multiply
    35,684.03x = 53,470.46 × 13,485.30
  4. Step 4: Simplify right side
    35,684.03x = 721,065,194.24
  5. Step 5: Solve for x
    x = 721,065,194.24/35,684.03
  6. Step 6: Final answer
    x = 20,206.94

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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.