Home / 18,354.98-27,533.51-5,206.31

Finding the Fourth Proportional to 18,354.98, 27,533.51 and 5,206.31

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Solution

The fourth proportional to 18,354.98, 27,533.51 and 5,206.31 is: 7,809.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,354.98 : 27,533.51 = 5,206.31 : x
  2. Step 2: Convert to fraction form
    18,354.98/27,533.51 = 5,206.31/x
  3. Step 3: Cross multiply
    18,354.98x = 27,533.51 × 5,206.31
  4. Step 4: Simplify right side
    18,354.98x = 143,348,050.77
  5. Step 5: Solve for x
    x = 143,348,050.77/18,354.98
  6. Step 6: Final answer
    x = 7,809.77

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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.