Home / 19,450.16-26,840.60-10,952.72

Finding the Fourth Proportional to 19,450.16, 26,840.60 and 10,952.72

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Solution

The fourth proportional to 19,450.16, 26,840.60 and 10,952.72 is: 15,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.16 : 26,840.60 = 10,952.72 : x
  2. Step 2: Convert to fraction form
    19,450.16/26,840.60 = 10,952.72/x
  3. Step 3: Cross multiply
    19,450.16x = 26,840.60 × 10,952.72
  4. Step 4: Simplify right side
    19,450.16x = 293,977,576.43
  5. Step 5: Solve for x
    x = 293,977,576.43/19,450.16
  6. Step 6: Final answer
    x = 15,114.40

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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.