Home / 16,123.32-22,250.16-9,050.40

Finding the Fourth Proportional to 16,123.32, 22,250.16 and 9,050.40

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Solution

The fourth proportional to 16,123.32, 22,250.16 and 9,050.40 is: 12,489.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123.32 : 22,250.16 = 9,050.40 : x
  2. Step 2: Convert to fraction form
    16,123.32/22,250.16 = 9,050.40/x
  3. Step 3: Cross multiply
    16,123.32x = 22,250.16 × 9,050.40
  4. Step 4: Simplify right side
    16,123.32x = 201,372,848.06
  5. Step 5: Solve for x
    x = 201,372,848.06/16,123.32
  6. Step 6: Final answer
    x = 12,489.54

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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.