Home / 28,565.68-39,424.16-17,241.68

Finding the Fourth Proportional to 28,565.68, 39,424.16 and 17,241.68

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Solution

The fourth proportional to 28,565.68, 39,424.16 and 17,241.68 is: 23,795.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,565.68 : 39,424.16 = 17,241.68 : x
  2. Step 2: Convert to fraction form
    28,565.68/39,424.16 = 17,241.68/x
  3. Step 3: Cross multiply
    28,565.68x = 39,424.16 × 17,241.68
  4. Step 4: Simplify right side
    28,565.68x = 679,738,750.99
  5. Step 5: Solve for x
    x = 679,738,750.99/28,565.68
  6. Step 6: Final answer
    x = 23,795.64

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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.