Home / 27,648.36-38,154.96-15,073.20

Finding the Fourth Proportional to 27,648.36, 38,154.96 and 15,073.20

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Solution

The fourth proportional to 27,648.36, 38,154.96 and 15,073.20 is: 20,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.36 : 38,154.96 = 15,073.20 : x
  2. Step 2: Convert to fraction form
    27,648.36/38,154.96 = 15,073.20/x
  3. Step 3: Cross multiply
    27,648.36x = 38,154.96 × 15,073.20
  4. Step 4: Simplify right side
    27,648.36x = 575,117,343.07
  5. Step 5: Solve for x
    x = 575,117,343.07/27,648.36
  6. Step 6: Final answer
    x = 20,801.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.