Home / 53,886.66-74,365.88-30,013.34

Finding the Fourth Proportional to 53,886.66, 74,365.88 and 30,013.34

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Solution

The fourth proportional to 53,886.66, 74,365.88 and 30,013.34 is: 41,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.66 : 74,365.88 = 30,013.34 : x
  2. Step 2: Convert to fraction form
    53,886.66/74,365.88 = 30,013.34/x
  3. Step 3: Cross multiply
    53,886.66x = 74,365.88 × 30,013.34
  4. Step 4: Simplify right side
    53,886.66x = 2,231,967,918.94
  5. Step 5: Solve for x
    x = 2,231,967,918.94/53,886.66
  6. Step 6: Final answer
    x = 41,419.67

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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.