Home / 35,320.61-48,743.35-19,405.46

Finding the Fourth Proportional to 35,320.61, 48,743.35 and 19,405.46

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Solution

The fourth proportional to 35,320.61, 48,743.35 and 19,405.46 is: 26,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.61 : 48,743.35 = 19,405.46 : x
  2. Step 2: Convert to fraction form
    35,320.61/48,743.35 = 19,405.46/x
  3. Step 3: Cross multiply
    35,320.61x = 48,743.35 × 19,405.46
  4. Step 4: Simplify right side
    35,320.61x = 945,887,202.04
  5. Step 5: Solve for x
    x = 945,887,202.04/35,320.61
  6. Step 6: Final answer
    x = 26,780.03

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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.