Home / 34,011.45-46,934.85-18,903.72

Finding the Fourth Proportional to 34,011.45, 46,934.85 and 18,903.72

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Solution

The fourth proportional to 34,011.45, 46,934.85 and 18,903.72 is: 26,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,011.45 : 46,934.85 = 18,903.72 : x
  2. Step 2: Convert to fraction form
    34,011.45/46,934.85 = 18,903.72/x
  3. Step 3: Cross multiply
    34,011.45x = 46,934.85 × 18,903.72
  4. Step 4: Simplify right side
    34,011.45x = 887,243,262.64
  5. Step 5: Solve for x
    x = 887,243,262.64/34,011.45
  6. Step 6: Final answer
    x = 26,086.61

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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.