Home / 16,945.56-25,421.70-5,258.28

Finding the Fourth Proportional to 16,945.56, 25,421.70 and 5,258.28

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Solution

The fourth proportional to 16,945.56, 25,421.70 and 5,258.28 is: 7,888.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.56 : 25,421.70 = 5,258.28 : x
  2. Step 2: Convert to fraction form
    16,945.56/25,421.70 = 5,258.28/x
  3. Step 3: Cross multiply
    16,945.56x = 25,421.70 × 5,258.28
  4. Step 4: Simplify right side
    16,945.56x = 133,674,416.68
  5. Step 5: Solve for x
    x = 133,674,416.68/16,945.56
  6. Step 6: Final answer
    x = 7,888.46

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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.