Home / 35,304.66-48,720.75-19,389.45

Finding the Fourth Proportional to 35,304.66, 48,720.75 and 19,389.45

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Solution

The fourth proportional to 35,304.66, 48,720.75 and 19,389.45 is: 26,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.66 : 48,720.75 = 19,389.45 : x
  2. Step 2: Convert to fraction form
    35,304.66/48,720.75 = 19,389.45/x
  3. Step 3: Cross multiply
    35,304.66x = 48,720.75 × 19,389.45
  4. Step 4: Simplify right side
    35,304.66x = 944,668,546.09
  5. Step 5: Solve for x
    x = 944,668,546.09/35,304.66
  6. Step 6: Final answer
    x = 26,757.62

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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.