Home / 12,624.86-17,416.72-7,586.16

Finding the Fourth Proportional to 12,624.86, 17,416.72 and 7,586.16

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Solution

The fourth proportional to 12,624.86, 17,416.72 and 7,586.16 is: 10,465.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624.86 : 17,416.72 = 7,586.16 : x
  2. Step 2: Convert to fraction form
    12,624.86/17,416.72 = 7,586.16/x
  3. Step 3: Cross multiply
    12,624.86x = 17,416.72 × 7,586.16
  4. Step 4: Simplify right side
    12,624.86x = 132,125,968.77
  5. Step 5: Solve for x
    x = 132,125,968.77/12,624.86
  6. Step 6: Final answer
    x = 10,465.54

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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.