Home / 28,844.07-39,805.34-16,916.01

Finding the Fourth Proportional to 28,844.07, 39,805.34 and 16,916.01

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Solution

The fourth proportional to 28,844.07, 39,805.34 and 16,916.01 is: 23,344.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,844.07 : 39,805.34 = 16,916.01 : x
  2. Step 2: Convert to fraction form
    28,844.07/39,805.34 = 16,916.01/x
  3. Step 3: Cross multiply
    28,844.07x = 39,805.34 × 16,916.01
  4. Step 4: Simplify right side
    28,844.07x = 673,347,444.91
  5. Step 5: Solve for x
    x = 673,347,444.91/28,844.07
  6. Step 6: Final answer
    x = 23,344.40

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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.