Home / 55,986.44-77,256.18-33,321.77

Finding the Fourth Proportional to 55,986.44, 77,256.18 and 33,321.77

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Solution

The fourth proportional to 55,986.44, 77,256.18 and 33,321.77 is: 45,981.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.44 : 77,256.18 = 33,321.77 : x
  2. Step 2: Convert to fraction form
    55,986.44/77,256.18 = 33,321.77/x
  3. Step 3: Cross multiply
    55,986.44x = 77,256.18 × 33,321.77
  4. Step 4: Simplify right side
    55,986.44x = 2,574,312,661.04
  5. Step 5: Solve for x
    x = 2,574,312,661.04/55,986.44
  6. Step 6: Final answer
    x = 45,981.00

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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.