Home / 22,157.04-30,511.44-19,798.32

Finding the Fourth Proportional to 22,157.04, 30,511.44 and 19,798.32

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Solution

The fourth proportional to 22,157.04, 30,511.44 and 19,798.32 is: 27,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.04 : 30,511.44 = 19,798.32 : x
  2. Step 2: Convert to fraction form
    22,157.04/30,511.44 = 19,798.32/x
  3. Step 3: Cross multiply
    22,157.04x = 30,511.44 × 19,798.32
  4. Step 4: Simplify right side
    22,157.04x = 604,075,252.78
  5. Step 5: Solve for x
    x = 604,075,252.78/22,157.04
  6. Step 6: Final answer
    x = 27,263.36

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Half scale
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Double scale
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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.