Home / 26,813.10-37,004.21-14,878.77

Finding the Fourth Proportional to 26,813.10, 37,004.21 and 14,878.77

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Solution

The fourth proportional to 26,813.10, 37,004.21 and 14,878.77 is: 20,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,813.10 : 37,004.21 = 14,878.77 : x
  2. Step 2: Convert to fraction form
    26,813.10/37,004.21 = 14,878.77/x
  3. Step 3: Cross multiply
    26,813.10x = 37,004.21 × 14,878.77
  4. Step 4: Simplify right side
    26,813.10x = 550,577,129.62
  5. Step 5: Solve for x
    x = 550,577,129.62/26,813.10
  6. Step 6: Final answer
    x = 20,533.89

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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.