Home / 35,680.51-53,528.28-13,493.40

Finding the Fourth Proportional to 35,680.51, 53,528.28 and 13,493.40

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Solution

The fourth proportional to 35,680.51, 53,528.28 and 13,493.40 is: 20,242.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.51 : 53,528.28 = 13,493.40 : x
  2. Step 2: Convert to fraction form
    35,680.51/53,528.28 = 13,493.40/x
  3. Step 3: Cross multiply
    35,680.51x = 53,528.28 × 13,493.40
  4. Step 4: Simplify right side
    35,680.51x = 722,278,493.35
  5. Step 5: Solve for x
    x = 722,278,493.35/35,680.51
  6. Step 6: Final answer
    x = 20,242.94

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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.