Home / 38,287.58-57,432.45-10,585.58

Finding the Fourth Proportional to 38,287.58, 57,432.45 and 10,585.58

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Solution

The fourth proportional to 38,287.58, 57,432.45 and 10,585.58 is: 15,878.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.58 : 57,432.45 = 10,585.58 : x
  2. Step 2: Convert to fraction form
    38,287.58/57,432.45 = 10,585.58/x
  3. Step 3: Cross multiply
    38,287.58x = 57,432.45 × 10,585.58
  4. Step 4: Simplify right side
    38,287.58x = 607,955,794.07
  5. Step 5: Solve for x
    x = 607,955,794.07/38,287.58
  6. Step 6: Final answer
    x = 15,878.67

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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.