Home / 25,084.32-34,615.65-13,753.23

Finding the Fourth Proportional to 25,084.32, 34,615.65 and 13,753.23

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Solution

The fourth proportional to 25,084.32, 34,615.65 and 13,753.23 is: 18,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,084.32 : 34,615.65 = 13,753.23 : x
  2. Step 2: Convert to fraction form
    25,084.32/34,615.65 = 13,753.23/x
  3. Step 3: Cross multiply
    25,084.32x = 34,615.65 × 13,753.23
  4. Step 4: Simplify right side
    25,084.32x = 476,076,996.05
  5. Step 5: Solve for x
    x = 476,076,996.05/25,084.32
  6. Step 6: Final answer
    x = 18,979.07

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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.