Home / 39,370.55-59,061.77-12,707.63

Finding the Fourth Proportional to 39,370.55, 59,061.77 and 12,707.63

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Solution

The fourth proportional to 39,370.55, 59,061.77 and 12,707.63 is: 19,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,370.55 : 59,061.77 = 12,707.63 : x
  2. Step 2: Convert to fraction form
    39,370.55/59,061.77 = 12,707.63/x
  3. Step 3: Cross multiply
    39,370.55x = 59,061.77 × 12,707.63
  4. Step 4: Simplify right side
    39,370.55x = 750,534,825.00
  5. Step 5: Solve for x
    x = 750,534,825.00/39,370.55
  6. Step 6: Final answer
    x = 19,063.36

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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.