Home / 39,089.48-58,643.34-12,792.63

Finding the Fourth Proportional to 39,089.48, 58,643.34 and 12,792.63

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Solution

The fourth proportional to 39,089.48, 58,643.34 and 12,792.63 is: 19,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,089.48 : 58,643.34 = 12,792.63 : x
  2. Step 2: Convert to fraction form
    39,089.48/58,643.34 = 12,792.63/x
  3. Step 3: Cross multiply
    39,089.48x = 58,643.34 × 12,792.63
  4. Step 4: Simplify right side
    39,089.48x = 750,202,486.62
  5. Step 5: Solve for x
    x = 750,202,486.62/39,089.48
  6. Step 6: Final answer
    x = 19,191.93

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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.