Home / 12,669.17-17,483.11-6,926.40

Finding the Fourth Proportional to 12,669.17, 17,483.11 and 6,926.40

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Solution

The fourth proportional to 12,669.17, 17,483.11 and 6,926.40 is: 9,558.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669.17 : 17,483.11 = 6,926.40 : x
  2. Step 2: Convert to fraction form
    12,669.17/17,483.11 = 6,926.40/x
  3. Step 3: Cross multiply
    12,669.17x = 17,483.11 × 6,926.40
  4. Step 4: Simplify right side
    12,669.17x = 121,094,995.79
  5. Step 5: Solve for x
    x = 121,094,995.79/12,669.17
  6. Step 6: Final answer
    x = 9,558.25

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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.