Home / 38,412.90-57,615.03-15,033.06

Finding the Fourth Proportional to 38,412.90, 57,615.03 and 15,033.06

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Solution

The fourth proportional to 38,412.90, 57,615.03 and 15,033.06 is: 22,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,412.90 : 57,615.03 = 15,033.06 : x
  2. Step 2: Convert to fraction form
    38,412.90/57,615.03 = 15,033.06/x
  3. Step 3: Cross multiply
    38,412.90x = 57,615.03 × 15,033.06
  4. Step 4: Simplify right side
    38,412.90x = 866,130,202.89
  5. Step 5: Solve for x
    x = 866,130,202.89/38,412.90
  6. Step 6: Final answer
    x = 22,547.90

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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.