Home / 15,576.78-23,368.74-4,483.56

Finding the Fourth Proportional to 15,576.78, 23,368.74 and 4,483.56

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Solution

The fourth proportional to 15,576.78, 23,368.74 and 4,483.56 is: 6,726.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.78 : 23,368.74 = 4,483.56 : x
  2. Step 2: Convert to fraction form
    15,576.78/23,368.74 = 4,483.56/x
  3. Step 3: Cross multiply
    15,576.78x = 23,368.74 × 4,483.56
  4. Step 4: Simplify right side
    15,576.78x = 104,775,031.07
  5. Step 5: Solve for x
    x = 104,775,031.07/15,576.78
  6. Step 6: Final answer
    x = 6,726.36

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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.