Home / 25,159.09-34,719.55-14,554.88

Finding the Fourth Proportional to 25,159.09, 34,719.55 and 14,554.88

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Solution

The fourth proportional to 25,159.09, 34,719.55 and 14,554.88 is: 20,085.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.09 : 34,719.55 = 14,554.88 : x
  2. Step 2: Convert to fraction form
    25,159.09/34,719.55 = 14,554.88/x
  3. Step 3: Cross multiply
    25,159.09x = 34,719.55 × 14,554.88
  4. Step 4: Simplify right side
    25,159.09x = 505,338,883.90
  5. Step 5: Solve for x
    x = 505,338,883.90/25,159.09
  6. Step 6: Final answer
    x = 20,085.74

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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.