Home / 25,339.05-34,969.23-14,585.55

Finding the Fourth Proportional to 25,339.05, 34,969.23 and 14,585.55

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Solution

The fourth proportional to 25,339.05, 34,969.23 and 14,585.55 is: 20,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.05 : 34,969.23 = 14,585.55 : x
  2. Step 2: Convert to fraction form
    25,339.05/34,969.23 = 14,585.55/x
  3. Step 3: Cross multiply
    25,339.05x = 34,969.23 × 14,585.55
  4. Step 4: Simplify right side
    25,339.05x = 510,045,452.63
  5. Step 5: Solve for x
    x = 510,045,452.63/25,339.05
  6. Step 6: Final answer
    x = 20,128.83

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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.