Home / 38,699.18-58,048.84-10,619.62

Finding the Fourth Proportional to 38,699.18, 58,048.84 and 10,619.62

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Solution

The fourth proportional to 38,699.18, 58,048.84 and 10,619.62 is: 15,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,699.18 : 58,048.84 = 10,619.62 : x
  2. Step 2: Convert to fraction form
    38,699.18/58,048.84 = 10,619.62/x
  3. Step 3: Cross multiply
    38,699.18x = 58,048.84 × 10,619.62
  4. Step 4: Simplify right side
    38,699.18x = 616,456,757.18
  5. Step 5: Solve for x
    x = 616,456,757.18/38,699.18
  6. Step 6: Final answer
    x = 15,929.45

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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.