Home / 28,549.17-39,412.78-17,797.32

Finding the Fourth Proportional to 28,549.17, 39,412.78 and 17,797.32

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Solution

The fourth proportional to 28,549.17, 39,412.78 and 17,797.32 is: 24,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,549.17 : 39,412.78 = 17,797.32 : x
  2. Step 2: Convert to fraction form
    28,549.17/39,412.78 = 17,797.32/x
  3. Step 3: Cross multiply
    28,549.17x = 39,412.78 × 17,797.32
  4. Step 4: Simplify right side
    28,549.17x = 701,441,813.26
  5. Step 5: Solve for x
    x = 701,441,813.26/28,549.17
  6. Step 6: Final answer
    x = 24,569.60

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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.