Home / 13,783.32-19,011.24-9,535.68

Finding the Fourth Proportional to 13,783.32, 19,011.24 and 9,535.68

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Solution

The fourth proportional to 13,783.32, 19,011.24 and 9,535.68 is: 13,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783.32 : 19,011.24 = 9,535.68 : x
  2. Step 2: Convert to fraction form
    13,783.32/19,011.24 = 9,535.68/x
  3. Step 3: Cross multiply
    13,783.32x = 19,011.24 × 9,535.68
  4. Step 4: Simplify right side
    13,783.32x = 181,285,101.04
  5. Step 5: Solve for x
    x = 181,285,101.04/13,783.32
  6. Step 6: Final answer
    x = 13,152.50

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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.