Home / 19,916.96-27,484.26-10,962.98

Finding the Fourth Proportional to 19,916.96, 27,484.26 and 10,962.98

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Solution

The fourth proportional to 19,916.96, 27,484.26 and 10,962.98 is: 15,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916.96 : 27,484.26 = 10,962.98 : x
  2. Step 2: Convert to fraction form
    19,916.96/27,484.26 = 10,962.98/x
  3. Step 3: Cross multiply
    19,916.96x = 27,484.26 × 10,962.98
  4. Step 4: Simplify right side
    19,916.96x = 301,309,392.69
  5. Step 5: Solve for x
    x = 301,309,392.69/19,916.96
  6. Step 6: Final answer
    x = 15,128.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.