Home / 53,926.48-80,915.86-21,904.76

Finding the Fourth Proportional to 53,926.48, 80,915.86 and 21,904.76

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Solution

The fourth proportional to 53,926.48, 80,915.86 and 21,904.76 is: 32,867.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,926.48 : 80,915.86 = 21,904.76 : x
  2. Step 2: Convert to fraction form
    53,926.48/80,915.86 = 21,904.76/x
  3. Step 3: Cross multiply
    53,926.48x = 80,915.86 × 21,904.76
  4. Step 4: Simplify right side
    53,926.48x = 1,772,442,493.49
  5. Step 5: Solve for x
    x = 1,772,442,493.49/53,926.48
  6. Step 6: Final answer
    x = 32,867.76

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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.