Home / 34,830.88-48,066.96-18,915.46

Finding the Fourth Proportional to 34,830.88, 48,066.96 and 18,915.46

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Solution

The fourth proportional to 34,830.88, 48,066.96 and 18,915.46 is: 26,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,830.88 : 48,066.96 = 18,915.46 : x
  2. Step 2: Convert to fraction form
    34,830.88/48,066.96 = 18,915.46/x
  3. Step 3: Cross multiply
    34,830.88x = 48,066.96 × 18,915.46
  4. Step 4: Simplify right side
    34,830.88x = 909,208,659.20
  5. Step 5: Solve for x
    x = 909,208,659.20/34,830.88
  6. Step 6: Final answer
    x = 26,103.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.