Home / 28,908.99-43,344.35-16,434.89

Finding the Fourth Proportional to 28,908.99, 43,344.35 and 16,434.89

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Solution

The fourth proportional to 28,908.99, 43,344.35 and 16,434.89 is: 24,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908.99 : 43,344.35 = 16,434.89 : x
  2. Step 2: Convert to fraction form
    28,908.99/43,344.35 = 16,434.89/x
  3. Step 3: Cross multiply
    28,908.99x = 43,344.35 × 16,434.89
  4. Step 4: Simplify right side
    28,908.99x = 712,359,325.48
  5. Step 5: Solve for x
    x = 712,359,325.48/28,908.99
  6. Step 6: Final answer
    x = 24,641.45

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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.