Home / 22,709.16-31,336.47-16,744.05

Finding the Fourth Proportional to 22,709.16, 31,336.47 and 16,744.05

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Solution

The fourth proportional to 22,709.16, 31,336.47 and 16,744.05 is: 23,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,709.16 : 31,336.47 = 16,744.05 : x
  2. Step 2: Convert to fraction form
    22,709.16/31,336.47 = 16,744.05/x
  3. Step 3: Cross multiply
    22,709.16x = 31,336.47 × 16,744.05
  4. Step 4: Simplify right side
    22,709.16x = 524,699,420.50
  5. Step 5: Solve for x
    x = 524,699,420.50/22,709.16
  6. Step 6: Final answer
    x = 23,105.19

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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.