Home / 15,784.32-23,669.19-5,916.54

Finding the Fourth Proportional to 15,784.32, 23,669.19 and 5,916.54

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Solution

The fourth proportional to 15,784.32, 23,669.19 and 5,916.54 is: 8,872.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.32 : 23,669.19 = 5,916.54 : x
  2. Step 2: Convert to fraction form
    15,784.32/23,669.19 = 5,916.54/x
  3. Step 3: Cross multiply
    15,784.32x = 23,669.19 × 5,916.54
  4. Step 4: Simplify right side
    15,784.32x = 140,039,709.40
  5. Step 5: Solve for x
    x = 140,039,709.40/15,784.32
  6. Step 6: Final answer
    x = 8,872.08

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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.