Home / 19,007.05-28,510.64-6,530.67

Finding the Fourth Proportional to 19,007.05, 28,510.64 and 6,530.67

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Solution

The fourth proportional to 19,007.05, 28,510.64 and 6,530.67 is: 9,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,007.05 : 28,510.64 = 6,530.67 : x
  2. Step 2: Convert to fraction form
    19,007.05/28,510.64 = 6,530.67/x
  3. Step 3: Cross multiply
    19,007.05x = 28,510.64 × 6,530.67
  4. Step 4: Simplify right side
    19,007.05x = 186,193,597.66
  5. Step 5: Solve for x
    x = 186,193,597.66/19,007.05
  6. Step 6: Final answer
    x = 9,796.03

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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.