Home / 30,065.14-45,096.36-10,343.80

Finding the Fourth Proportional to 30,065.14, 45,096.36 and 10,343.80

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Solution

The fourth proportional to 30,065.14, 45,096.36 and 10,343.80 is: 15,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.14 : 45,096.36 = 10,343.80 : x
  2. Step 2: Convert to fraction form
    30,065.14/45,096.36 = 10,343.80/x
  3. Step 3: Cross multiply
    30,065.14x = 45,096.36 × 10,343.80
  4. Step 4: Simplify right side
    30,065.14x = 466,467,728.57
  5. Step 5: Solve for x
    x = 466,467,728.57/30,065.14
  6. Step 6: Final answer
    x = 15,515.24

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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.