Home / 35,130.47-52,716.45-12,959.33

Finding the Fourth Proportional to 35,130.47, 52,716.45 and 12,959.33

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Solution

The fourth proportional to 35,130.47, 52,716.45 and 12,959.33 is: 19,446.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.47 : 52,716.45 = 12,959.33 : x
  2. Step 2: Convert to fraction form
    35,130.47/52,716.45 = 12,959.33/x
  3. Step 3: Cross multiply
    35,130.47x = 52,716.45 × 12,959.33
  4. Step 4: Simplify right side
    35,130.47x = 683,169,871.98
  5. Step 5: Solve for x
    x = 683,169,871.98/35,130.47
  6. Step 6: Final answer
    x = 19,446.65

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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.