Home / 38,130.48-57,172.56-17,066.52

Finding the Fourth Proportional to 38,130.48, 57,172.56 and 17,066.52

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Solution

The fourth proportional to 38,130.48, 57,172.56 and 17,066.52 is: 25,589.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130.48 : 57,172.56 = 17,066.52 : x
  2. Step 2: Convert to fraction form
    38,130.48/57,172.56 = 17,066.52/x
  3. Step 3: Cross multiply
    38,130.48x = 57,172.56 × 17,066.52
  4. Step 4: Simplify right side
    38,130.48x = 975,736,638.69
  5. Step 5: Solve for x
    x = 975,736,638.69/38,130.48
  6. Step 6: Final answer
    x = 25,589.41

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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.