Home / 16,995.87-25,368.97-15,000.67

Finding the Fourth Proportional to 16,995.87, 25,368.97 and 15,000.67

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Solution

The fourth proportional to 16,995.87, 25,368.97 and 15,000.67 is: 22,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,995.87 : 25,368.97 = 15,000.67 : x
  2. Step 2: Convert to fraction form
    16,995.87/25,368.97 = 15,000.67/x
  3. Step 3: Cross multiply
    16,995.87x = 25,368.97 × 15,000.67
  4. Step 4: Simplify right side
    16,995.87x = 380,551,547.21
  5. Step 5: Solve for x
    x = 380,551,547.21/16,995.87
  6. Step 6: Final answer
    x = 22,390.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.