Home / 30,368.17-45,559.50-9,591.67

Finding the Fourth Proportional to 30,368.17, 45,559.50 and 9,591.67

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Solution

The fourth proportional to 30,368.17, 45,559.50 and 9,591.67 is: 14,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368.17 : 45,559.50 = 9,591.67 : x
  2. Step 2: Convert to fraction form
    30,368.17/45,559.50 = 9,591.67/x
  3. Step 3: Cross multiply
    30,368.17x = 45,559.50 × 9,591.67
  4. Step 4: Simplify right side
    30,368.17x = 436,991,689.37
  5. Step 5: Solve for x
    x = 436,991,689.37/30,368.17
  6. Step 6: Final answer
    x = 14,389.79

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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.