Home / 30,008.56-44,980.50-15,218.67

Finding the Fourth Proportional to 30,008.56, 44,980.50 and 15,218.67

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Solution

The fourth proportional to 30,008.56, 44,980.50 and 15,218.67 is: 22,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008.56 : 44,980.50 = 15,218.67 : x
  2. Step 2: Convert to fraction form
    30,008.56/44,980.50 = 15,218.67/x
  3. Step 3: Cross multiply
    30,008.56x = 44,980.50 × 15,218.67
  4. Step 4: Simplify right side
    30,008.56x = 684,543,385.94
  5. Step 5: Solve for x
    x = 684,543,385.94/30,008.56
  6. Step 6: Final answer
    x = 22,811.60

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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.