Home / 34,671.36-52,009.20-13,892.16

Finding the Fourth Proportional to 34,671.36, 52,009.20 and 13,892.16

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Solution

The fourth proportional to 34,671.36, 52,009.20 and 13,892.16 is: 20,839.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,671.36 : 52,009.20 = 13,892.16 : x
  2. Step 2: Convert to fraction form
    34,671.36/52,009.20 = 13,892.16/x
  3. Step 3: Cross multiply
    34,671.36x = 52,009.20 × 13,892.16
  4. Step 4: Simplify right side
    34,671.36x = 722,520,127.87
  5. Step 5: Solve for x
    x = 722,520,127.87/34,671.36
  6. Step 6: Final answer
    x = 20,839.11

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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.