Home / 38,983.41-58,478.79-10,903.45

Finding the Fourth Proportional to 38,983.41, 58,478.79 and 10,903.45

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Solution

The fourth proportional to 38,983.41, 58,478.79 and 10,903.45 is: 16,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,983.41 : 58,478.79 = 10,903.45 : x
  2. Step 2: Convert to fraction form
    38,983.41/58,478.79 = 10,903.45/x
  3. Step 3: Cross multiply
    38,983.41x = 58,478.79 × 10,903.45
  4. Step 4: Simplify right side
    38,983.41x = 637,620,562.83
  5. Step 5: Solve for x
    x = 637,620,562.83/38,983.41
  6. Step 6: Final answer
    x = 16,356.20

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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.