Home / 30,281.53-41,790.47-16,852.74

Finding the Fourth Proportional to 30,281.53, 41,790.47 and 16,852.74

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Solution

The fourth proportional to 30,281.53, 41,790.47 and 16,852.74 is: 23,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281.53 : 41,790.47 = 16,852.74 : x
  2. Step 2: Convert to fraction form
    30,281.53/41,790.47 = 16,852.74/x
  3. Step 3: Cross multiply
    30,281.53x = 41,790.47 × 16,852.74
  4. Step 4: Simplify right side
    30,281.53x = 704,283,925.39
  5. Step 5: Solve for x
    x = 704,283,925.39/30,281.53
  6. Step 6: Final answer
    x = 23,257.87

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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.