Home / 47,028.40-64,899.28-25,807.84

Finding the Fourth Proportional to 47,028.40, 64,899.28 and 25,807.84

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Solution

The fourth proportional to 47,028.40, 64,899.28 and 25,807.84 is: 35,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,028.40 : 64,899.28 = 25,807.84 : x
  2. Step 2: Convert to fraction form
    47,028.40/64,899.28 = 25,807.84/x
  3. Step 3: Cross multiply
    47,028.40x = 64,899.28 × 25,807.84
  4. Step 4: Simplify right side
    47,028.40x = 1,674,910,234.36
  5. Step 5: Solve for x
    x = 1,674,910,234.36/47,028.40
  6. Step 6: Final answer
    x = 35,614.87

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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.