Home / 15,432.81-23,152.46-5,043.75

Finding the Fourth Proportional to 15,432.81, 23,152.46 and 5,043.75

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Solution

The fourth proportional to 15,432.81, 23,152.46 and 5,043.75 is: 7,566.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.81 : 23,152.46 = 5,043.75 : x
  2. Step 2: Convert to fraction form
    15,432.81/23,152.46 = 5,043.75/x
  3. Step 3: Cross multiply
    15,432.81x = 23,152.46 × 5,043.75
  4. Step 4: Simplify right side
    15,432.81x = 116,775,194.91
  5. Step 5: Solve for x
    x = 116,775,194.91/15,432.81
  6. Step 6: Final answer
    x = 7,566.68

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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.