Home / 26,341.83-39,518.15-8,811.81

Finding the Fourth Proportional to 26,341.83, 39,518.15 and 8,811.81

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Solution

The fourth proportional to 26,341.83, 39,518.15 and 8,811.81 is: 13,219.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,341.83 : 39,518.15 = 8,811.81 : x
  2. Step 2: Convert to fraction form
    26,341.83/39,518.15 = 8,811.81/x
  3. Step 3: Cross multiply
    26,341.83x = 39,518.15 × 8,811.81
  4. Step 4: Simplify right side
    26,341.83x = 348,226,385.29
  5. Step 5: Solve for x
    x = 348,226,385.29/26,341.83
  6. Step 6: Final answer
    x = 13,219.52

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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.