Home / 33,258.74-45,897.09-18,354.74

Finding the Fourth Proportional to 33,258.74, 45,897.09 and 18,354.74

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Solution

The fourth proportional to 33,258.74, 45,897.09 and 18,354.74 is: 25,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.74 : 45,897.09 = 18,354.74 : x
  2. Step 2: Convert to fraction form
    33,258.74/45,897.09 = 18,354.74/x
  3. Step 3: Cross multiply
    33,258.74x = 45,897.09 × 18,354.74
  4. Step 4: Simplify right side
    33,258.74x = 842,429,153.71
  5. Step 5: Solve for x
    x = 842,429,153.71/33,258.74
  6. Step 6: Final answer
    x = 25,329.56

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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.