Home / 55,762.56-76,952.88-30,269.13

Finding the Fourth Proportional to 55,762.56, 76,952.88 and 30,269.13

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Solution

The fourth proportional to 55,762.56, 76,952.88 and 30,269.13 is: 41,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762.56 : 76,952.88 = 30,269.13 : x
  2. Step 2: Convert to fraction form
    55,762.56/76,952.88 = 30,269.13/x
  3. Step 3: Cross multiply
    55,762.56x = 76,952.88 × 30,269.13
  4. Step 4: Simplify right side
    55,762.56x = 2,329,296,728.59
  5. Step 5: Solve for x
    x = 2,329,296,728.59/55,762.56
  6. Step 6: Final answer
    x = 41,771.70

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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.