Home / 38,775.48-58,154.58-15,395.64

Finding the Fourth Proportional to 38,775.48, 58,154.58 and 15,395.64

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Solution

The fourth proportional to 38,775.48, 58,154.58 and 15,395.64 is: 23,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,775.48 : 58,154.58 = 15,395.64 : x
  2. Step 2: Convert to fraction form
    38,775.48/58,154.58 = 15,395.64/x
  3. Step 3: Cross multiply
    38,775.48x = 58,154.58 × 15,395.64
  4. Step 4: Simplify right side
    38,775.48x = 895,326,978.03
  5. Step 5: Solve for x
    x = 895,326,978.03/38,775.48
  6. Step 6: Final answer
    x = 23,090.03

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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.