Home / 55,377.84-76,421.52-30,227.52

Finding the Fourth Proportional to 55,377.84, 76,421.52 and 30,227.52

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Solution

The fourth proportional to 55,377.84, 76,421.52 and 30,227.52 is: 41,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,377.84 : 76,421.52 = 30,227.52 : x
  2. Step 2: Convert to fraction form
    55,377.84/76,421.52 = 30,227.52/x
  3. Step 3: Cross multiply
    55,377.84x = 76,421.52 × 30,227.52
  4. Step 4: Simplify right side
    55,377.84x = 2,310,033,024.23
  5. Step 5: Solve for x
    x = 2,310,033,024.23/55,377.84
  6. Step 6: Final answer
    x = 41,714.03

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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.