Home / 15,535.23-23,303.09-8,653.47

Finding the Fourth Proportional to 15,535.23, 23,303.09 and 8,653.47

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Solution

The fourth proportional to 15,535.23, 23,303.09 and 8,653.47 is: 12,980.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535.23 : 23,303.09 = 8,653.47 : x
  2. Step 2: Convert to fraction form
    15,535.23/23,303.09 = 8,653.47/x
  3. Step 3: Cross multiply
    15,535.23x = 23,303.09 × 8,653.47
  4. Step 4: Simplify right side
    15,535.23x = 201,652,546.95
  5. Step 5: Solve for x
    x = 201,652,546.95/15,535.23
  6. Step 6: Final answer
    x = 12,980.34

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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.