Home / 34,537.12-47,660.16-19,430.62

Finding the Fourth Proportional to 34,537.12, 47,660.16 and 19,430.62

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Solution

The fourth proportional to 34,537.12, 47,660.16 and 19,430.62 is: 26,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,537.12 : 47,660.16 = 19,430.62 : x
  2. Step 2: Convert to fraction form
    34,537.12/47,660.16 = 19,430.62/x
  3. Step 3: Cross multiply
    34,537.12x = 47,660.16 × 19,430.62
  4. Step 4: Simplify right side
    34,537.12x = 926,066,458.10
  5. Step 5: Solve for x
    x = 926,066,458.10/34,537.12
  6. Step 6: Final answer
    x = 26,813.66

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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.