Home / 14,698.05-20,271.23-9,916.35

Finding the Fourth Proportional to 14,698.05, 20,271.23 and 9,916.35

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Solution

The fourth proportional to 14,698.05, 20,271.23 and 9,916.35 is: 13,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698.05 : 20,271.23 = 9,916.35 : x
  2. Step 2: Convert to fraction form
    14,698.05/20,271.23 = 9,916.35/x
  3. Step 3: Cross multiply
    14,698.05x = 20,271.23 × 9,916.35
  4. Step 4: Simplify right side
    14,698.05x = 201,016,562.03
  5. Step 5: Solve for x
    x = 201,016,562.03/14,698.05
  6. Step 6: Final answer
    x = 13,676.41

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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.