Home / 28,123.24-42,250.47-16,444.66

Finding the Fourth Proportional to 28,123.24, 42,250.47 and 16,444.66

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Solution

The fourth proportional to 28,123.24, 42,250.47 and 16,444.66 is: 24,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,123.24 : 42,250.47 = 16,444.66 : x
  2. Step 2: Convert to fraction form
    28,123.24/42,250.47 = 16,444.66/x
  3. Step 3: Cross multiply
    28,123.24x = 42,250.47 × 16,444.66
  4. Step 4: Simplify right side
    28,123.24x = 694,794,613.99
  5. Step 5: Solve for x
    x = 694,794,613.99/28,123.24
  6. Step 6: Final answer
    x = 24,705.35

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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.