Home / 34,854.55-48,099.58-18,939.00

Finding the Fourth Proportional to 34,854.55, 48,099.58 and 18,939.00

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Solution

The fourth proportional to 34,854.55, 48,099.58 and 18,939.00 is: 26,135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.55 : 48,099.58 = 18,939.00 : x
  2. Step 2: Convert to fraction form
    34,854.55/48,099.58 = 18,939.00/x
  3. Step 3: Cross multiply
    34,854.55x = 48,099.58 × 18,939.00
  4. Step 4: Simplify right side
    34,854.55x = 910,957,733.26
  5. Step 5: Solve for x
    x = 910,957,733.26/34,854.55
  6. Step 6: Final answer
    x = 26,135.98

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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.