Home / 25,659.36-35,414.10-14,904.54

Finding the Fourth Proportional to 25,659.36, 35,414.10 and 14,904.54

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Solution

The fourth proportional to 25,659.36, 35,414.10 and 14,904.54 is: 20,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,659.36 : 35,414.10 = 14,904.54 : x
  2. Step 2: Convert to fraction form
    25,659.36/35,414.10 = 14,904.54/x
  3. Step 3: Cross multiply
    25,659.36x = 35,414.10 × 14,904.54
  4. Step 4: Simplify right side
    25,659.36x = 527,830,870.01
  5. Step 5: Solve for x
    x = 527,830,870.01/25,659.36
  6. Step 6: Final answer
    x = 20,570.70

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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.