Home / 14,676.72-20,225.88-10,477.68

Finding the Fourth Proportional to 14,676.72, 20,225.88 and 10,477.68

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Solution

The fourth proportional to 14,676.72, 20,225.88 and 10,477.68 is: 14,439.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,676.72 : 20,225.88 = 10,477.68 : x
  2. Step 2: Convert to fraction form
    14,676.72/20,225.88 = 10,477.68/x
  3. Step 3: Cross multiply
    14,676.72x = 20,225.88 × 10,477.68
  4. Step 4: Simplify right side
    14,676.72x = 211,920,298.36
  5. Step 5: Solve for x
    x = 211,920,298.36/14,676.72
  6. Step 6: Final answer
    x = 14,439.21

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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.