Home / 33,277.95-45,925.43-18,172.01

Finding the Fourth Proportional to 33,277.95, 45,925.43 and 18,172.01

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Solution

The fourth proportional to 33,277.95, 45,925.43 and 18,172.01 is: 25,078.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,277.95 : 45,925.43 = 18,172.01 : x
  2. Step 2: Convert to fraction form
    33,277.95/45,925.43 = 18,172.01/x
  3. Step 3: Cross multiply
    33,277.95x = 45,925.43 × 18,172.01
  4. Step 4: Simplify right side
    33,277.95x = 834,557,397.17
  5. Step 5: Solve for x
    x = 834,557,397.17/33,277.95
  6. Step 6: Final answer
    x = 25,078.39

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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.