Home / 19,075.23-28,612.44-5,224.23

Finding the Fourth Proportional to 19,075.23, 28,612.44 and 5,224.23

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Solution

The fourth proportional to 19,075.23, 28,612.44 and 5,224.23 is: 7,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075.23 : 28,612.44 = 5,224.23 : x
  2. Step 2: Convert to fraction form
    19,075.23/28,612.44 = 5,224.23/x
  3. Step 3: Cross multiply
    19,075.23x = 28,612.44 × 5,224.23
  4. Step 4: Simplify right side
    19,075.23x = 149,477,967.42
  5. Step 5: Solve for x
    x = 149,477,967.42/19,075.23
  6. Step 6: Final answer
    x = 7,836.23

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Double scale
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Similar ratio
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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.