Home / 25,690.42-35,452.51-14,937.40

Finding the Fourth Proportional to 25,690.42, 35,452.51 and 14,937.40

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Solution

The fourth proportional to 25,690.42, 35,452.51 and 14,937.40 is: 20,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,690.42 : 35,452.51 = 14,937.40 : x
  2. Step 2: Convert to fraction form
    25,690.42/35,452.51 = 14,937.40/x
  3. Step 3: Cross multiply
    25,690.42x = 35,452.51 × 14,937.40
  4. Step 4: Simplify right side
    25,690.42x = 529,568,322.87
  5. Step 5: Solve for x
    x = 529,568,322.87/25,690.42
  6. Step 6: Final answer
    x = 20,613.46

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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.