Home / 19,464.02-26,835.75-12,738.98

Finding the Fourth Proportional to 19,464.02, 26,835.75 and 12,738.98

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Solution

The fourth proportional to 19,464.02, 26,835.75 and 12,738.98 is: 17,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.02 : 26,835.75 = 12,738.98 : x
  2. Step 2: Convert to fraction form
    19,464.02/26,835.75 = 12,738.98/x
  3. Step 3: Cross multiply
    19,464.02x = 26,835.75 × 12,738.98
  4. Step 4: Simplify right side
    19,464.02x = 341,860,082.54
  5. Step 5: Solve for x
    x = 341,860,082.54/19,464.02
  6. Step 6: Final answer
    x = 17,563.69

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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.