Home / 25,210.96-34,789.04-14,601.28

Finding the Fourth Proportional to 25,210.96, 34,789.04 and 14,601.28

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Solution

The fourth proportional to 25,210.96, 34,789.04 and 14,601.28 is: 20,148.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.96 : 34,789.04 = 14,601.28 : x
  2. Step 2: Convert to fraction form
    25,210.96/34,789.04 = 14,601.28/x
  3. Step 3: Cross multiply
    25,210.96x = 34,789.04 × 14,601.28
  4. Step 4: Simplify right side
    25,210.96x = 507,964,513.97
  5. Step 5: Solve for x
    x = 507,964,513.97/25,210.96
  6. Step 6: Final answer
    x = 20,148.56

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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.