Home / 14,629.41-21,956.40-6,315.64

Finding the Fourth Proportional to 14,629.41, 21,956.40 and 6,315.64

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Solution

The fourth proportional to 14,629.41, 21,956.40 and 6,315.64 is: 9,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,629.41 : 21,956.40 = 6,315.64 : x
  2. Step 2: Convert to fraction form
    14,629.41/21,956.40 = 6,315.64/x
  3. Step 3: Cross multiply
    14,629.41x = 21,956.40 × 6,315.64
  4. Step 4: Simplify right side
    14,629.41x = 138,668,663.21
  5. Step 5: Solve for x
    x = 138,668,663.21/14,629.41
  6. Step 6: Final answer
    x = 9,478.76

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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.