Home / 38,724.39-53,447.00-25,307.15

Finding the Fourth Proportional to 38,724.39, 53,447.00 and 25,307.15

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Solution

The fourth proportional to 38,724.39, 53,447.00 and 25,307.15 is: 34,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,724.39 : 53,447.00 = 25,307.15 : x
  2. Step 2: Convert to fraction form
    38,724.39/53,447.00 = 25,307.15/x
  3. Step 3: Cross multiply
    38,724.39x = 53,447.00 × 25,307.15
  4. Step 4: Simplify right side
    38,724.39x = 1,352,590,852.28
  5. Step 5: Solve for x
    x = 1,352,590,852.28/38,724.39
  6. Step 6: Final answer
    x = 34,928.65

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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.