Home / 42,904.30-64,365.03-14,825.38

Finding the Fourth Proportional to 42,904.30, 64,365.03 and 14,825.38

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Solution

The fourth proportional to 42,904.30, 64,365.03 and 14,825.38 is: 22,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,904.30 : 64,365.03 = 14,825.38 : x
  2. Step 2: Convert to fraction form
    42,904.30/64,365.03 = 14,825.38/x
  3. Step 3: Cross multiply
    42,904.30x = 64,365.03 × 14,825.38
  4. Step 4: Simplify right side
    42,904.30x = 954,236,028.46
  5. Step 5: Solve for x
    x = 954,236,028.46/42,904.30
  6. Step 6: Final answer
    x = 22,241.03

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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.