Home / 19,124.40-28,697.76-8,030.16

Finding the Fourth Proportional to 19,124.40, 28,697.76 and 8,030.16

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Solution

The fourth proportional to 19,124.40, 28,697.76 and 8,030.16 is: 12,049.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.40 : 28,697.76 = 8,030.16 : x
  2. Step 2: Convert to fraction form
    19,124.40/28,697.76 = 8,030.16/x
  3. Step 3: Cross multiply
    19,124.40x = 28,697.76 × 8,030.16
  4. Step 4: Simplify right side
    19,124.40x = 230,447,604.44
  5. Step 5: Solve for x
    x = 230,447,604.44/19,124.40
  6. Step 6: Final answer
    x = 12,049.93

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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.