Home / 28,058.04-38,723.69-16,123.69

Finding the Fourth Proportional to 28,058.04, 38,723.69 and 16,123.69

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Solution

The fourth proportional to 28,058.04, 38,723.69 and 16,123.69 is: 22,252.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.04 : 38,723.69 = 16,123.69 : x
  2. Step 2: Convert to fraction form
    28,058.04/38,723.69 = 16,123.69/x
  3. Step 3: Cross multiply
    28,058.04x = 38,723.69 × 16,123.69
  4. Step 4: Simplify right side
    28,058.04x = 624,368,773.22
  5. Step 5: Solve for x
    x = 624,368,773.22/28,058.04
  6. Step 6: Final answer
    x = 22,252.76

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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.