Home / 38,530.94-53,166.51-23,415.53

Finding the Fourth Proportional to 38,530.94, 53,166.51 and 23,415.53

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Solution

The fourth proportional to 38,530.94, 53,166.51 and 23,415.53 is: 32,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530.94 : 53,166.51 = 23,415.53 : x
  2. Step 2: Convert to fraction form
    38,530.94/53,166.51 = 23,415.53/x
  3. Step 3: Cross multiply
    38,530.94x = 53,166.51 × 23,415.53
  4. Step 4: Simplify right side
    38,530.94x = 1,244,921,744.07
  5. Step 5: Solve for x
    x = 1,244,921,744.07/38,530.94
  6. Step 6: Final answer
    x = 32,309.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.