Home / 54,518.03-81,778.59-15,075.14

Finding the Fourth Proportional to 54,518.03, 81,778.59 and 15,075.14

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Solution

The fourth proportional to 54,518.03, 81,778.59 and 15,075.14 is: 22,613.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518.03 : 81,778.59 = 15,075.14 : x
  2. Step 2: Convert to fraction form
    54,518.03/81,778.59 = 15,075.14/x
  3. Step 3: Cross multiply
    54,518.03x = 81,778.59 × 15,075.14
  4. Step 4: Simplify right side
    54,518.03x = 1,232,823,693.25
  5. Step 5: Solve for x
    x = 1,232,823,693.25/54,518.03
  6. Step 6: Final answer
    x = 22,613.14

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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.