Home / 39,374.67-59,040.12-13,065.06

Finding the Fourth Proportional to 39,374.67, 59,040.12 and 13,065.06

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Solution

The fourth proportional to 39,374.67, 59,040.12 and 13,065.06 is: 19,590.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.67 : 59,040.12 = 13,065.06 : x
  2. Step 2: Convert to fraction form
    39,374.67/59,040.12 = 13,065.06/x
  3. Step 3: Cross multiply
    39,374.67x = 59,040.12 × 13,065.06
  4. Step 4: Simplify right side
    39,374.67x = 771,362,710.21
  5. Step 5: Solve for x
    x = 771,362,710.21/39,374.67
  6. Step 6: Final answer
    x = 19,590.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.