Home / 25,587.60-35,313.49-14,258.94

Finding the Fourth Proportional to 25,587.60, 35,313.49 and 14,258.94

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Solution

The fourth proportional to 25,587.60, 35,313.49 and 14,258.94 is: 19,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.60 : 35,313.49 = 14,258.94 : x
  2. Step 2: Convert to fraction form
    25,587.60/35,313.49 = 14,258.94/x
  3. Step 3: Cross multiply
    25,587.60x = 35,313.49 × 14,258.94
  4. Step 4: Simplify right side
    25,587.60x = 503,533,067.53
  5. Step 5: Solve for x
    x = 503,533,067.53/25,587.60
  6. Step 6: Final answer
    x = 19,678.79

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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.