Home / 38,908.44-58,368.06-12,604.68

Finding the Fourth Proportional to 38,908.44, 58,368.06 and 12,604.68

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Solution

The fourth proportional to 38,908.44, 58,368.06 and 12,604.68 is: 18,908.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.44 : 58,368.06 = 12,604.68 : x
  2. Step 2: Convert to fraction form
    38,908.44/58,368.06 = 12,604.68/x
  3. Step 3: Cross multiply
    38,908.44x = 58,368.06 × 12,604.68
  4. Step 4: Simplify right side
    38,908.44x = 735,710,718.52
  5. Step 5: Solve for x
    x = 735,710,718.52/38,908.44
  6. Step 6: Final answer
    x = 18,908.77

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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.