Home / 30,299.56-41,813.06-16,870.52

Finding the Fourth Proportional to 30,299.56, 41,813.06 and 16,870.52

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Solution

The fourth proportional to 30,299.56, 41,813.06 and 16,870.52 is: 23,281.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299.56 : 41,813.06 = 16,870.52 : x
  2. Step 2: Convert to fraction form
    30,299.56/41,813.06 = 16,870.52/x
  3. Step 3: Cross multiply
    30,299.56x = 41,813.06 × 16,870.52
  4. Step 4: Simplify right side
    30,299.56x = 705,408,064.99
  5. Step 5: Solve for x
    x = 705,408,064.99/30,299.56
  6. Step 6: Final answer
    x = 23,281.13

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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.