Home / 25,486.95-38,252.31-12,176.37

Finding the Fourth Proportional to 25,486.95, 38,252.31 and 12,176.37

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Solution

The fourth proportional to 25,486.95, 38,252.31 and 12,176.37 is: 18,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.95 : 38,252.31 = 12,176.37 : x
  2. Step 2: Convert to fraction form
    25,486.95/38,252.31 = 12,176.37/x
  3. Step 3: Cross multiply
    25,486.95x = 38,252.31 × 12,176.37
  4. Step 4: Simplify right side
    25,486.95x = 465,774,279.91
  5. Step 5: Solve for x
    x = 465,774,279.91/25,486.95
  6. Step 6: Final answer
    x = 18,275.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.