Home / 25,613.40-35,344.08-14,281.80

Finding the Fourth Proportional to 25,613.40, 35,344.08 and 14,281.80

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Solution

The fourth proportional to 25,613.40, 35,344.08 and 14,281.80 is: 19,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613.40 : 35,344.08 = 14,281.80 : x
  2. Step 2: Convert to fraction form
    25,613.40/35,344.08 = 14,281.80/x
  3. Step 3: Cross multiply
    25,613.40x = 35,344.08 × 14,281.80
  4. Step 4: Simplify right side
    25,613.40x = 504,777,081.74
  5. Step 5: Solve for x
    x = 504,777,081.74/25,613.40
  6. Step 6: Final answer
    x = 19,707.54

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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.