Home / 38,314.81-57,373.80-23,478.75

Finding the Fourth Proportional to 38,314.81, 57,373.80 and 23,478.75

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Solution

The fourth proportional to 38,314.81, 57,373.80 and 23,478.75 is: 35,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,314.81 : 57,373.80 = 23,478.75 : x
  2. Step 2: Convert to fraction form
    38,314.81/57,373.80 = 23,478.75/x
  3. Step 3: Cross multiply
    38,314.81x = 57,373.80 × 23,478.75
  4. Step 4: Simplify right side
    38,314.81x = 1,347,065,106.75
  5. Step 5: Solve for x
    x = 1,347,065,106.75/38,314.81
  6. Step 6: Final answer
    x = 35,157.82

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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.