Home / 28,527.33-39,354.47-18,459.02

Finding the Fourth Proportional to 28,527.33, 39,354.47 and 18,459.02

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Solution

The fourth proportional to 28,527.33, 39,354.47 and 18,459.02 is: 25,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.33 : 39,354.47 = 18,459.02 : x
  2. Step 2: Convert to fraction form
    28,527.33/39,354.47 = 18,459.02/x
  3. Step 3: Cross multiply
    28,527.33x = 39,354.47 × 18,459.02
  4. Step 4: Simplify right side
    28,527.33x = 726,444,856.52
  5. Step 5: Solve for x
    x = 726,444,856.52/28,527.33
  6. Step 6: Final answer
    x = 25,464.87

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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.