Home / 31,656.69-43,683.30-17,509.23

Finding the Fourth Proportional to 31,656.69, 43,683.30 and 17,509.23

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Solution

The fourth proportional to 31,656.69, 43,683.30 and 17,509.23 is: 24,161.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,656.69 : 43,683.30 = 17,509.23 : x
  2. Step 2: Convert to fraction form
    31,656.69/43,683.30 = 17,509.23/x
  3. Step 3: Cross multiply
    31,656.69x = 43,683.30 × 17,509.23
  4. Step 4: Simplify right side
    31,656.69x = 764,860,881.20
  5. Step 5: Solve for x
    x = 764,860,881.20/31,656.69
  6. Step 6: Final answer
    x = 24,161.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.