Home / 53,336.39-80,004.60-13,897.49

Finding the Fourth Proportional to 53,336.39, 80,004.60 and 13,897.49

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Solution

The fourth proportional to 53,336.39, 80,004.60 and 13,897.49 is: 20,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,336.39 : 80,004.60 = 13,897.49 : x
  2. Step 2: Convert to fraction form
    53,336.39/80,004.60 = 13,897.49/x
  3. Step 3: Cross multiply
    53,336.39x = 80,004.60 × 13,897.49
  4. Step 4: Simplify right side
    53,336.39x = 1,111,862,728.43
  5. Step 5: Solve for x
    x = 1,111,862,728.43/53,336.39
  6. Step 6: Final answer
    x = 20,846.23

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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.