Home / 55,385.74-76,384.08-33,859.18

Finding the Fourth Proportional to 55,385.74, 76,384.08 and 33,859.18

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Solution

The fourth proportional to 55,385.74, 76,384.08 and 33,859.18 is: 46,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,385.74 : 76,384.08 = 33,859.18 : x
  2. Step 2: Convert to fraction form
    55,385.74/76,384.08 = 33,859.18/x
  3. Step 3: Cross multiply
    55,385.74x = 76,384.08 × 33,859.18
  4. Step 4: Simplify right side
    55,385.74x = 2,586,302,313.85
  5. Step 5: Solve for x
    x = 2,586,302,313.85/55,385.74
  6. Step 6: Final answer
    x = 46,696.18

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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.