Home / 14,731.60-22,097.40-8,899.60

Finding the Fourth Proportional to 14,731.60, 22,097.40 and 8,899.60

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Solution

The fourth proportional to 14,731.60, 22,097.40 and 8,899.60 is: 13,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,731.60 : 22,097.40 = 8,899.60 : x
  2. Step 2: Convert to fraction form
    14,731.60/22,097.40 = 8,899.60/x
  3. Step 3: Cross multiply
    14,731.60x = 22,097.40 × 8,899.60
  4. Step 4: Simplify right side
    14,731.60x = 196,658,021.04
  5. Step 5: Solve for x
    x = 196,658,021.04/14,731.60
  6. Step 6: Final answer
    x = 13,349.40

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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.