Home / 15,307.60-22,958.88-14,311.36

Finding the Fourth Proportional to 15,307.60, 22,958.88 and 14,311.36

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Solution

The fourth proportional to 15,307.60, 22,958.88 and 14,311.36 is: 21,464.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307.60 : 22,958.88 = 14,311.36 : x
  2. Step 2: Convert to fraction form
    15,307.60/22,958.88 = 14,311.36/x
  3. Step 3: Cross multiply
    15,307.60x = 22,958.88 × 14,311.36
  4. Step 4: Simplify right side
    15,307.60x = 328,572,796.88
  5. Step 5: Solve for x
    x = 328,572,796.88/15,307.60
  6. Step 6: Final answer
    x = 21,464.68

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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.