Home / 55,833.84-77,048.82-30,682.80

Finding the Fourth Proportional to 55,833.84, 77,048.82 and 30,682.80

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Solution

The fourth proportional to 55,833.84, 77,048.82 and 30,682.80 is: 42,341.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,833.84 : 77,048.82 = 30,682.80 : x
  2. Step 2: Convert to fraction form
    55,833.84/77,048.82 = 30,682.80/x
  3. Step 3: Cross multiply
    55,833.84x = 77,048.82 × 30,682.80
  4. Step 4: Simplify right side
    55,833.84x = 2,364,073,534.30
  5. Step 5: Solve for x
    x = 2,364,073,534.30/55,833.84
  6. Step 6: Final answer
    x = 42,341.23

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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.