Home / 53,875.34-80,814.32-18,336.60

Finding the Fourth Proportional to 53,875.34, 80,814.32 and 18,336.60

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Solution

The fourth proportional to 53,875.34, 80,814.32 and 18,336.60 is: 27,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,875.34 : 80,814.32 = 18,336.60 : x
  2. Step 2: Convert to fraction form
    53,875.34/80,814.32 = 18,336.60/x
  3. Step 3: Cross multiply
    53,875.34x = 80,814.32 × 18,336.60
  4. Step 4: Simplify right side
    53,875.34x = 1,481,859,860.11
  5. Step 5: Solve for x
    x = 1,481,859,860.11/53,875.34
  6. Step 6: Final answer
    x = 27,505.35

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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.