Home / 38,937.75-58,400.23-10,859.70

Finding the Fourth Proportional to 38,937.75, 58,400.23 and 10,859.70

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Solution

The fourth proportional to 38,937.75, 58,400.23 and 10,859.70 is: 16,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.75 : 58,400.23 = 10,859.70 : x
  2. Step 2: Convert to fraction form
    38,937.75/58,400.23 = 10,859.70/x
  3. Step 3: Cross multiply
    38,937.75x = 58,400.23 × 10,859.70
  4. Step 4: Simplify right side
    38,937.75x = 634,208,977.73
  5. Step 5: Solve for x
    x = 634,208,977.73/38,937.75
  6. Step 6: Final answer
    x = 16,287.77

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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.