Home / 34,420.39-47,502.58-19,314.49

Finding the Fourth Proportional to 34,420.39, 47,502.58 and 19,314.49

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Solution

The fourth proportional to 34,420.39, 47,502.58 and 19,314.49 is: 26,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,420.39 : 47,502.58 = 19,314.49 : x
  2. Step 2: Convert to fraction form
    34,420.39/47,502.58 = 19,314.49/x
  3. Step 3: Cross multiply
    34,420.39x = 47,502.58 × 19,314.49
  4. Step 4: Simplify right side
    34,420.39x = 917,488,106.38
  5. Step 5: Solve for x
    x = 917,488,106.38/34,420.39
  6. Step 6: Final answer
    x = 26,655.37

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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.