Home / 26,725.08-40,066.29-12,678.06

Finding the Fourth Proportional to 26,725.08, 40,066.29 and 12,678.06

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Solution

The fourth proportional to 26,725.08, 40,066.29 and 12,678.06 is: 19,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.08 : 40,066.29 = 12,678.06 : x
  2. Step 2: Convert to fraction form
    26,725.08/40,066.29 = 12,678.06/x
  3. Step 3: Cross multiply
    26,725.08x = 40,066.29 × 12,678.06
  4. Step 4: Simplify right side
    26,725.08x = 507,962,828.60
  5. Step 5: Solve for x
    x = 507,962,828.60/26,725.08
  6. Step 6: Final answer
    x = 19,006.97

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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.