Home / 53,967.32-80,901.97-18,887.84

Finding the Fourth Proportional to 53,967.32, 80,901.97 and 18,887.84

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Solution

The fourth proportional to 53,967.32, 80,901.97 and 18,887.84 is: 28,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,967.32 : 80,901.97 = 18,887.84 : x
  2. Step 2: Convert to fraction form
    53,967.32/80,901.97 = 18,887.84/x
  3. Step 3: Cross multiply
    53,967.32x = 80,901.97 × 18,887.84
  4. Step 4: Simplify right side
    53,967.32x = 1,528,063,013.32
  5. Step 5: Solve for x
    x = 1,528,063,013.32/53,967.32
  6. Step 6: Final answer
    x = 28,314.60

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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.