Home / 35,981.74-53,959.64-15,206.86

Finding the Fourth Proportional to 35,981.74, 53,959.64 and 15,206.86

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Solution

The fourth proportional to 35,981.74, 53,959.64 and 15,206.86 is: 22,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,981.74 : 53,959.64 = 15,206.86 : x
  2. Step 2: Convert to fraction form
    35,981.74/53,959.64 = 15,206.86/x
  3. Step 3: Cross multiply
    35,981.74x = 53,959.64 × 15,206.86
  4. Step 4: Simplify right side
    35,981.74x = 820,556,421.33
  5. Step 5: Solve for x
    x = 820,556,421.33/35,981.74
  6. Step 6: Final answer
    x = 22,804.80

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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.