Home / 31,556.04-47,339.64-10,774.68

Finding the Fourth Proportional to 31,556.04, 47,339.64 and 10,774.68

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Solution

The fourth proportional to 31,556.04, 47,339.64 and 10,774.68 is: 16,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,556.04 : 47,339.64 = 10,774.68 : x
  2. Step 2: Convert to fraction form
    31,556.04/47,339.64 = 10,774.68/x
  3. Step 3: Cross multiply
    31,556.04x = 47,339.64 × 10,774.68
  4. Step 4: Simplify right side
    31,556.04x = 510,069,472.32
  5. Step 5: Solve for x
    x = 510,069,472.32/31,556.04
  6. Step 6: Final answer
    x = 16,163.93

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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.