Home / 26,117.32-39,178.77-8,341.77

Finding the Fourth Proportional to 26,117.32, 39,178.77 and 8,341.77

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Solution

The fourth proportional to 26,117.32, 39,178.77 and 8,341.77 is: 12,513.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.32 : 39,178.77 = 8,341.77 : x
  2. Step 2: Convert to fraction form
    26,117.32/39,178.77 = 8,341.77/x
  3. Step 3: Cross multiply
    26,117.32x = 39,178.77 × 8,341.77
  4. Step 4: Simplify right side
    26,117.32x = 326,820,288.22
  5. Step 5: Solve for x
    x = 326,820,288.22/26,117.32
  6. Step 6: Final answer
    x = 12,513.55

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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.