Home / 55,491.74-76,578.90-30,341.24

Finding the Fourth Proportional to 55,491.74, 76,578.90 and 30,341.24

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Solution

The fourth proportional to 55,491.74, 76,578.90 and 30,341.24 is: 41,871.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,491.74 : 76,578.90 = 30,341.24 : x
  2. Step 2: Convert to fraction form
    55,491.74/76,578.90 = 30,341.24/x
  3. Step 3: Cross multiply
    55,491.74x = 76,578.90 × 30,341.24
  4. Step 4: Simplify right side
    55,491.74x = 2,323,498,841.63
  5. Step 5: Solve for x
    x = 2,323,498,841.63/55,491.74
  6. Step 6: Final answer
    x = 41,871.07

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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.