Home / 38,790.48-58,185.72-10,709.61

Finding the Fourth Proportional to 38,790.48, 58,185.72 and 10,709.61

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Solution

The fourth proportional to 38,790.48, 58,185.72 and 10,709.61 is: 16,064.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,790.48 : 58,185.72 = 10,709.61 : x
  2. Step 2: Convert to fraction form
    38,790.48/58,185.72 = 10,709.61/x
  3. Step 3: Cross multiply
    38,790.48x = 58,185.72 × 10,709.61
  4. Step 4: Simplify right side
    38,790.48x = 623,146,368.77
  5. Step 5: Solve for x
    x = 623,146,368.77/38,790.48
  6. Step 6: Final answer
    x = 16,064.42

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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.