Home / 26,690.48-36,830.32-14,751.90

Finding the Fourth Proportional to 26,690.48, 36,830.32 and 14,751.90

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Solution

The fourth proportional to 26,690.48, 36,830.32 and 14,751.90 is: 20,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.48 : 36,830.32 = 14,751.90 : x
  2. Step 2: Convert to fraction form
    26,690.48/36,830.32 = 14,751.90/x
  3. Step 3: Cross multiply
    26,690.48x = 36,830.32 × 14,751.90
  4. Step 4: Simplify right side
    26,690.48x = 543,317,197.61
  5. Step 5: Solve for x
    x = 543,317,197.61/26,690.48
  6. Step 6: Final answer
    x = 20,356.22

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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.