Home / 53,258.31-79,873.64-15,809.58

Finding the Fourth Proportional to 53,258.31, 79,873.64 and 15,809.58

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Solution

The fourth proportional to 53,258.31, 79,873.64 and 15,809.58 is: 23,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,258.31 : 79,873.64 = 15,809.58 : x
  2. Step 2: Convert to fraction form
    53,258.31/79,873.64 = 15,809.58/x
  3. Step 3: Cross multiply
    53,258.31x = 79,873.64 × 15,809.58
  4. Step 4: Simplify right side
    53,258.31x = 1,262,768,770.64
  5. Step 5: Solve for x
    x = 1,262,768,770.64/53,258.31
  6. Step 6: Final answer
    x = 23,710.27

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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.