Home / 19,090.08-26,343.18-10,706.40

Finding the Fourth Proportional to 19,090.08, 26,343.18 and 10,706.40

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Solution

The fourth proportional to 19,090.08, 26,343.18 and 10,706.40 is: 14,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090.08 : 26,343.18 = 10,706.40 : x
  2. Step 2: Convert to fraction form
    19,090.08/26,343.18 = 10,706.40/x
  3. Step 3: Cross multiply
    19,090.08x = 26,343.18 × 10,706.40
  4. Step 4: Simplify right side
    19,090.08x = 282,040,622.35
  5. Step 5: Solve for x
    x = 282,040,622.35/19,090.08
  6. Step 6: Final answer
    x = 14,774.20

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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.