Home / 53,885.26-80,864.88-18,824.95

Finding the Fourth Proportional to 53,885.26, 80,864.88 and 18,824.95

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Solution

The fourth proportional to 53,885.26, 80,864.88 and 18,824.95 is: 28,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885.26 : 80,864.88 = 18,824.95 : x
  2. Step 2: Convert to fraction form
    53,885.26/80,864.88 = 18,824.95/x
  3. Step 3: Cross multiply
    53,885.26x = 80,864.88 × 18,824.95
  4. Step 4: Simplify right side
    53,885.26x = 1,522,277,322.76
  5. Step 5: Solve for x
    x = 1,522,277,322.76/53,885.26
  6. Step 6: Final answer
    x = 28,250.35

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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.