Home / 35,161.47-52,736.54-12,985.29

Finding the Fourth Proportional to 35,161.47, 52,736.54 and 12,985.29

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Solution

The fourth proportional to 35,161.47, 52,736.54 and 12,985.29 is: 19,475.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,161.47 : 52,736.54 = 12,985.29 : x
  2. Step 2: Convert to fraction form
    35,161.47/52,736.54 = 12,985.29/x
  3. Step 3: Cross multiply
    35,161.47x = 52,736.54 × 12,985.29
  4. Step 4: Simplify right side
    35,161.47x = 684,799,200.57
  5. Step 5: Solve for x
    x = 684,799,200.57/35,161.47
  6. Step 6: Final answer
    x = 19,475.84

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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.