Home / 15,680.16-23,518.49-4,586.94

Finding the Fourth Proportional to 15,680.16, 23,518.49 and 4,586.94

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Solution

The fourth proportional to 15,680.16, 23,518.49 and 4,586.94 is: 6,879.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,680.16 : 23,518.49 = 4,586.94 : x
  2. Step 2: Convert to fraction form
    15,680.16/23,518.49 = 4,586.94/x
  3. Step 3: Cross multiply
    15,680.16x = 23,518.49 × 4,586.94
  4. Step 4: Simplify right side
    15,680.16x = 107,877,784.93
  5. Step 5: Solve for x
    x = 107,877,784.93/15,680.16
  6. Step 6: Final answer
    x = 6,879.89

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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.