Home / 25,748.57-35,522.60-15,668.93

Finding the Fourth Proportional to 25,748.57, 35,522.60 and 15,668.93

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Solution

The fourth proportional to 25,748.57, 35,522.60 and 15,668.93 is: 21,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,748.57 : 35,522.60 = 15,668.93 : x
  2. Step 2: Convert to fraction form
    25,748.57/35,522.60 = 15,668.93/x
  3. Step 3: Cross multiply
    25,748.57x = 35,522.60 × 15,668.93
  4. Step 4: Simplify right side
    25,748.57x = 556,600,876.86
  5. Step 5: Solve for x
    x = 556,600,876.86/25,748.57
  6. Step 6: Final answer
    x = 21,616.77

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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.