Home / 25,298.12-37,970.50-12,826.88

Finding the Fourth Proportional to 25,298.12, 37,970.50 and 12,826.88

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Solution

The fourth proportional to 25,298.12, 37,970.50 and 12,826.88 is: 19,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298.12 : 37,970.50 = 12,826.88 : x
  2. Step 2: Convert to fraction form
    25,298.12/37,970.50 = 12,826.88/x
  3. Step 3: Cross multiply
    25,298.12x = 37,970.50 × 12,826.88
  4. Step 4: Simplify right side
    25,298.12x = 487,043,047.04
  5. Step 5: Solve for x
    x = 487,043,047.04/25,298.12
  6. Step 6: Final answer
    x = 19,252.14

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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.