Home / 18,298.95-27,449.18-5,818.67

Finding the Fourth Proportional to 18,298.95, 27,449.18 and 5,818.67

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Solution

The fourth proportional to 18,298.95, 27,449.18 and 5,818.67 is: 8,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.95 : 27,449.18 = 5,818.67 : x
  2. Step 2: Convert to fraction form
    18,298.95/27,449.18 = 5,818.67/x
  3. Step 3: Cross multiply
    18,298.95x = 27,449.18 × 5,818.67
  4. Step 4: Simplify right side
    18,298.95x = 159,717,678.61
  5. Step 5: Solve for x
    x = 159,717,678.61/18,298.95
  6. Step 6: Final answer
    x = 8,728.24

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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.