Home / 35,439.28-53,141.58-15,465.66

Finding the Fourth Proportional to 35,439.28, 53,141.58 and 15,465.66

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Solution

The fourth proportional to 35,439.28, 53,141.58 and 15,465.66 is: 23,190.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.28 : 53,141.58 = 15,465.66 : x
  2. Step 2: Convert to fraction form
    35,439.28/53,141.58 = 15,465.66/x
  3. Step 3: Cross multiply
    35,439.28x = 53,141.58 × 15,465.66
  4. Step 4: Simplify right side
    35,439.28x = 821,869,608.14
  5. Step 5: Solve for x
    x = 821,869,608.14/35,439.28
  6. Step 6: Final answer
    x = 23,190.92

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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.