Home / 53,584.52-80,378.28-20,298.32

Finding the Fourth Proportional to 53,584.52, 80,378.28 and 20,298.32

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Solution

The fourth proportional to 53,584.52, 80,378.28 and 20,298.32 is: 30,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,584.52 : 80,378.28 = 20,298.32 : x
  2. Step 2: Convert to fraction form
    53,584.52/80,378.28 = 20,298.32/x
  3. Step 3: Cross multiply
    53,584.52x = 80,378.28 × 20,298.32
  4. Step 4: Simplify right side
    53,584.52x = 1,631,544,048.49
  5. Step 5: Solve for x
    x = 1,631,544,048.49/53,584.52
  6. Step 6: Final answer
    x = 30,448.05

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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.