Home / 15,435.92-23,155.08-5,048.72

Finding the Fourth Proportional to 15,435.92, 23,155.08 and 5,048.72

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Solution

The fourth proportional to 15,435.92, 23,155.08 and 5,048.72 is: 7,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.92 : 23,155.08 = 5,048.72 : x
  2. Step 2: Convert to fraction form
    15,435.92/23,155.08 = 5,048.72/x
  3. Step 3: Cross multiply
    15,435.92x = 23,155.08 × 5,048.72
  4. Step 4: Simplify right side
    15,435.92x = 116,903,515.50
  5. Step 5: Solve for x
    x = 116,903,515.50/15,435.92
  6. Step 6: Final answer
    x = 7,573.47

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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.