Home / 16,488.36-24,739.45-7,123.55

Finding the Fourth Proportional to 16,488.36, 24,739.45 and 7,123.55

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Solution

The fourth proportional to 16,488.36, 24,739.45 and 7,123.55 is: 10,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.36 : 24,739.45 = 7,123.55 : x
  2. Step 2: Convert to fraction form
    16,488.36/24,739.45 = 7,123.55/x
  3. Step 3: Cross multiply
    16,488.36x = 24,739.45 × 7,123.55
  4. Step 4: Simplify right side
    16,488.36x = 176,232,587.58
  5. Step 5: Solve for x
    x = 176,232,587.58/16,488.36
  6. Step 6: Final answer
    x = 10,688.30

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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.