Home / 19,266.11-26,586.90-10,768.40

Finding the Fourth Proportional to 19,266.11, 26,586.90 and 10,768.40

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Solution

The fourth proportional to 19,266.11, 26,586.90 and 10,768.40 is: 14,860.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.11 : 26,586.90 = 10,768.40 : x
  2. Step 2: Convert to fraction form
    19,266.11/26,586.90 = 10,768.40/x
  3. Step 3: Cross multiply
    19,266.11x = 26,586.90 × 10,768.40
  4. Step 4: Simplify right side
    19,266.11x = 286,298,373.96
  5. Step 5: Solve for x
    x = 286,298,373.96/19,266.11
  6. Step 6: Final answer
    x = 14,860.21

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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.