Home / 26,389.08-39,584.12-12,341.34

Finding the Fourth Proportional to 26,389.08, 39,584.12 and 12,341.34

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Solution

The fourth proportional to 26,389.08, 39,584.12 and 12,341.34 is: 18,512.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.08 : 39,584.12 = 12,341.34 : x
  2. Step 2: Convert to fraction form
    26,389.08/39,584.12 = 12,341.34/x
  3. Step 3: Cross multiply
    26,389.08x = 39,584.12 × 12,341.34
  4. Step 4: Simplify right side
    26,389.08x = 488,521,021.81
  5. Step 5: Solve for x
    x = 488,521,021.81/26,389.08
  6. Step 6: Final answer
    x = 18,512.24

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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.