Home / 20,547.06-28,355.18-11,594.67

Finding the Fourth Proportional to 20,547.06, 28,355.18 and 11,594.67

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Solution

The fourth proportional to 20,547.06, 28,355.18 and 11,594.67 is: 16,000.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,547.06 : 28,355.18 = 11,594.67 : x
  2. Step 2: Convert to fraction form
    20,547.06/28,355.18 = 11,594.67/x
  3. Step 3: Cross multiply
    20,547.06x = 28,355.18 × 11,594.67
  4. Step 4: Simplify right side
    20,547.06x = 328,768,896.92
  5. Step 5: Solve for x
    x = 328,768,896.92/20,547.06
  6. Step 6: Final answer
    x = 16,000.78

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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.