Home / 39,244.51-54,158.46-21,340.58

Finding the Fourth Proportional to 39,244.51, 54,158.46 and 21,340.58

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Solution

The fourth proportional to 39,244.51, 54,158.46 and 21,340.58 is: 29,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,244.51 : 54,158.46 = 21,340.58 : x
  2. Step 2: Convert to fraction form
    39,244.51/54,158.46 = 21,340.58/x
  3. Step 3: Cross multiply
    39,244.51x = 54,158.46 × 21,340.58
  4. Step 4: Simplify right side
    39,244.51x = 1,155,772,597.49
  5. Step 5: Solve for x
    x = 1,155,772,597.49/39,244.51
  6. Step 6: Final answer
    x = 29,450.55

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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.