Home / 19,051.32-26,289.60-10,553.28

Finding the Fourth Proportional to 19,051.32, 26,289.60 and 10,553.28

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Solution

The fourth proportional to 19,051.32, 26,289.60 and 10,553.28 is: 14,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.32 : 26,289.60 = 10,553.28 : x
  2. Step 2: Convert to fraction form
    19,051.32/26,289.60 = 10,553.28/x
  3. Step 3: Cross multiply
    19,051.32x = 26,289.60 × 10,553.28
  4. Step 4: Simplify right side
    19,051.32x = 277,441,509.89
  5. Step 5: Solve for x
    x = 277,441,509.89/19,051.32
  6. Step 6: Final answer
    x = 14,562.85

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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.