Home / 15,063.95-20,788.79-9,094.46

Finding the Fourth Proportional to 15,063.95, 20,788.79 and 9,094.46

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Solution

The fourth proportional to 15,063.95, 20,788.79 and 9,094.46 is: 12,550.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.95 : 20,788.79 = 9,094.46 : x
  2. Step 2: Convert to fraction form
    15,063.95/20,788.79 = 9,094.46/x
  3. Step 3: Cross multiply
    15,063.95x = 20,788.79 × 9,094.46
  4. Step 4: Simplify right side
    15,063.95x = 189,062,669.69
  5. Step 5: Solve for x
    x = 189,062,669.69/15,063.95
  6. Step 6: Final answer
    x = 12,550.67

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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.