Home / 26,220.85-36,183.34-14,890.06

Finding the Fourth Proportional to 26,220.85, 36,183.34 and 14,890.06

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Solution

The fourth proportional to 26,220.85, 36,183.34 and 14,890.06 is: 20,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220.85 : 36,183.34 = 14,890.06 : x
  2. Step 2: Convert to fraction form
    26,220.85/36,183.34 = 14,890.06/x
  3. Step 3: Cross multiply
    26,220.85x = 36,183.34 × 14,890.06
  4. Step 4: Simplify right side
    26,220.85x = 538,772,167.44
  5. Step 5: Solve for x
    x = 538,772,167.44/26,220.85
  6. Step 6: Final answer
    x = 20,547.47

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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.