Home / 28,348.99-42,509.21-16,506.59

Finding the Fourth Proportional to 28,348.99, 42,509.21 and 16,506.59

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Solution

The fourth proportional to 28,348.99, 42,509.21 and 16,506.59 is: 24,751.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,348.99 : 42,509.21 = 16,506.59 : x
  2. Step 2: Convert to fraction form
    28,348.99/42,509.21 = 16,506.59/x
  3. Step 3: Cross multiply
    28,348.99x = 42,509.21 × 16,506.59
  4. Step 4: Simplify right side
    28,348.99x = 701,681,805.61
  5. Step 5: Solve for x
    x = 701,681,805.61/28,348.99
  6. Step 6: Final answer
    x = 24,751.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.