Home / 12,330.21-17,014.59-6,953.02

Finding the Fourth Proportional to 12,330.21, 17,014.59 and 6,953.02

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Solution

The fourth proportional to 12,330.21, 17,014.59 and 6,953.02 is: 9,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.21 : 17,014.59 = 6,953.02 : x
  2. Step 2: Convert to fraction form
    12,330.21/17,014.59 = 6,953.02/x
  3. Step 3: Cross multiply
    12,330.21x = 17,014.59 × 6,953.02
  4. Step 4: Simplify right side
    12,330.21x = 118,302,784.56
  5. Step 5: Solve for x
    x = 118,302,784.56/12,330.21
  6. Step 6: Final answer
    x = 9,594.55

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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.