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Finding the Fourth Proportional to 19,698.83, 29,541.83 and 6,547.67

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Solution

The fourth proportional to 19,698.83, 29,541.83 and 6,547.67 is: 9,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.83 : 29,541.83 = 6,547.67 : x
  2. Step 2: Convert to fraction form
    19,698.83/29,541.83 = 6,547.67/x
  3. Step 3: Cross multiply
    19,698.83x = 29,541.83 × 6,547.67
  4. Step 4: Simplify right side
    19,698.83x = 193,430,154.04
  5. Step 5: Solve for x
    x = 193,430,154.04/19,698.83
  6. Step 6: Final answer
    x = 9,819.37

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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.