Home / 19,370.37-26,700.79-12,652.64

Finding the Fourth Proportional to 19,370.37, 26,700.79 and 12,652.64

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Solution

The fourth proportional to 19,370.37, 26,700.79 and 12,652.64 is: 17,440.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.37 : 26,700.79 = 12,652.64 : x
  2. Step 2: Convert to fraction form
    19,370.37/26,700.79 = 12,652.64/x
  3. Step 3: Cross multiply
    19,370.37x = 26,700.79 × 12,652.64
  4. Step 4: Simplify right side
    19,370.37x = 337,835,442.30
  5. Step 5: Solve for x
    x = 337,835,442.30/19,370.37
  6. Step 6: Final answer
    x = 17,440.83

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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.