Home / 55,075.48-82,613.05-15,632.62

Finding the Fourth Proportional to 55,075.48, 82,613.05 and 15,632.62

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Solution

The fourth proportional to 55,075.48, 82,613.05 and 15,632.62 is: 23,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,075.48 : 82,613.05 = 15,632.62 : x
  2. Step 2: Convert to fraction form
    55,075.48/82,613.05 = 15,632.62/x
  3. Step 3: Cross multiply
    55,075.48x = 82,613.05 × 15,632.62
  4. Step 4: Simplify right side
    55,075.48x = 1,291,458,172.08
  5. Step 5: Solve for x
    x = 1,291,458,172.08/55,075.48
  6. Step 6: Final answer
    x = 23,448.88

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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.