Home / 34,294.21-47,325.76-19,186.81

Finding the Fourth Proportional to 34,294.21, 47,325.76 and 19,186.81

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Solution

The fourth proportional to 34,294.21, 47,325.76 and 19,186.81 is: 26,477.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,294.21 : 47,325.76 = 19,186.81 : x
  2. Step 2: Convert to fraction form
    34,294.21/47,325.76 = 19,186.81/x
  3. Step 3: Cross multiply
    34,294.21x = 47,325.76 × 19,186.81
  4. Step 4: Simplify right side
    34,294.21x = 908,030,365.23
  5. Step 5: Solve for x
    x = 908,030,365.23/34,294.21
  6. Step 6: Final answer
    x = 26,477.66

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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.