Home / 25,207.68-34,785.12-14,596.56

Finding the Fourth Proportional to 25,207.68, 34,785.12 and 14,596.56

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Solution

The fourth proportional to 25,207.68, 34,785.12 and 14,596.56 is: 20,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.68 : 34,785.12 = 14,596.56 : x
  2. Step 2: Convert to fraction form
    25,207.68/34,785.12 = 14,596.56/x
  3. Step 3: Cross multiply
    25,207.68x = 34,785.12 × 14,596.56
  4. Step 4: Simplify right side
    25,207.68x = 507,743,091.19
  5. Step 5: Solve for x
    x = 507,743,091.19/25,207.68
  6. Step 6: Final answer
    x = 20,142.40

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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.