Home / 15,360.24-23,038.74-4,969.56

Finding the Fourth Proportional to 15,360.24, 23,038.74 and 4,969.56

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Solution

The fourth proportional to 15,360.24, 23,038.74 and 4,969.56 is: 7,453.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,360.24 : 23,038.74 = 4,969.56 : x
  2. Step 2: Convert to fraction form
    15,360.24/23,038.74 = 4,969.56/x
  3. Step 3: Cross multiply
    15,360.24x = 23,038.74 × 4,969.56
  4. Step 4: Simplify right side
    15,360.24x = 114,492,400.75
  5. Step 5: Solve for x
    x = 114,492,400.75/15,360.24
  6. Step 6: Final answer
    x = 7,453.82

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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.