Home / 38,483.13-57,728.01-10,403.07

Finding the Fourth Proportional to 38,483.13, 57,728.01 and 10,403.07

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Solution

The fourth proportional to 38,483.13, 57,728.01 and 10,403.07 is: 15,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,483.13 : 57,728.01 = 10,403.07 : x
  2. Step 2: Convert to fraction form
    38,483.13/57,728.01 = 10,403.07/x
  3. Step 3: Cross multiply
    38,483.13x = 57,728.01 × 10,403.07
  4. Step 4: Simplify right side
    38,483.13x = 600,548,528.99
  5. Step 5: Solve for x
    x = 600,548,528.99/38,483.13
  6. Step 6: Final answer
    x = 15,605.50

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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.