Home / 23,775.81-35,667.18-7,137.15

Finding the Fourth Proportional to 23,775.81, 35,667.18 and 7,137.15

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Solution

The fourth proportional to 23,775.81, 35,667.18 and 7,137.15 is: 10,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.81 : 35,667.18 = 7,137.15 : x
  2. Step 2: Convert to fraction form
    23,775.81/35,667.18 = 7,137.15/x
  3. Step 3: Cross multiply
    23,775.81x = 35,667.18 × 7,137.15
  4. Step 4: Simplify right side
    23,775.81x = 254,562,013.74
  5. Step 5: Solve for x
    x = 254,562,013.74/23,775.81
  6. Step 6: Final answer
    x = 10,706.77

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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.