Home / 47,018.40-64,885.12-25,797.12

Finding the Fourth Proportional to 47,018.40, 64,885.12 and 25,797.12

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Solution

The fourth proportional to 47,018.40, 64,885.12 and 25,797.12 is: 35,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018.40 : 64,885.12 = 25,797.12 : x
  2. Step 2: Convert to fraction form
    47,018.40/64,885.12 = 25,797.12/x
  3. Step 3: Cross multiply
    47,018.40x = 64,885.12 × 25,797.12
  4. Step 4: Simplify right side
    47,018.40x = 1,673,849,226.85
  5. Step 5: Solve for x
    x = 1,673,849,226.85/47,018.40
  6. Step 6: Final answer
    x = 35,599.88

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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.