Home / 55,048.13-82,572.20-15,605.59

Finding the Fourth Proportional to 55,048.13, 82,572.20 and 15,605.59

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Solution

The fourth proportional to 55,048.13, 82,572.20 and 15,605.59 is: 23,408.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.13 : 82,572.20 = 15,605.59 : x
  2. Step 2: Convert to fraction form
    55,048.13/82,572.20 = 15,605.59/x
  3. Step 3: Cross multiply
    55,048.13x = 82,572.20 × 15,605.59
  4. Step 4: Simplify right side
    55,048.13x = 1,288,587,871.37
  5. Step 5: Solve for x
    x = 1,288,587,871.37/55,048.13
  6. Step 6: Final answer
    x = 23,408.38

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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.