Home / 35,679.69-53,518.93-10,719.95

Finding the Fourth Proportional to 35,679.69, 53,518.93 and 10,719.95

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Solution

The fourth proportional to 35,679.69, 53,518.93 and 10,719.95 is: 16,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.69 : 53,518.93 = 10,719.95 : x
  2. Step 2: Convert to fraction form
    35,679.69/53,518.93 = 10,719.95/x
  3. Step 3: Cross multiply
    35,679.69x = 53,518.93 × 10,719.95
  4. Step 4: Simplify right side
    35,679.69x = 573,719,959.26
  5. Step 5: Solve for x
    x = 573,719,959.26/35,679.69
  6. Step 6: Final answer
    x = 16,079.73

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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.