Home / 26,890.32-37,105.08-14,951.28

Finding the Fourth Proportional to 26,890.32, 37,105.08 and 14,951.28

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Solution

The fourth proportional to 26,890.32, 37,105.08 and 14,951.28 is: 20,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.32 : 37,105.08 = 14,951.28 : x
  2. Step 2: Convert to fraction form
    26,890.32/37,105.08 = 14,951.28/x
  3. Step 3: Cross multiply
    26,890.32x = 37,105.08 × 14,951.28
  4. Step 4: Simplify right side
    26,890.32x = 554,768,440.50
  5. Step 5: Solve for x
    x = 554,768,440.50/26,890.32
  6. Step 6: Final answer
    x = 20,630.79

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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.