Home / 33,248.58-45,888.98-19,820.72

Finding the Fourth Proportional to 33,248.58, 45,888.98 and 19,820.72

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Solution

The fourth proportional to 33,248.58, 45,888.98 and 19,820.72 is: 27,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,248.58 : 45,888.98 = 19,820.72 : x
  2. Step 2: Convert to fraction form
    33,248.58/45,888.98 = 19,820.72/x
  3. Step 3: Cross multiply
    33,248.58x = 45,888.98 × 19,820.72
  4. Step 4: Simplify right side
    33,248.58x = 909,552,295.12
  5. Step 5: Solve for x
    x = 909,552,295.12/33,248.58
  6. Step 6: Final answer
    x = 27,356.12

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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.