Home / 16,688.13-23,035.38-9,617.37

Finding the Fourth Proportional to 16,688.13, 23,035.38 and 9,617.37

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Solution

The fourth proportional to 16,688.13, 23,035.38 and 9,617.37 is: 13,275.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.13 : 23,035.38 = 9,617.37 : x
  2. Step 2: Convert to fraction form
    16,688.13/23,035.38 = 9,617.37/x
  3. Step 3: Cross multiply
    16,688.13x = 23,035.38 × 9,617.37
  4. Step 4: Simplify right side
    16,688.13x = 221,539,772.55
  5. Step 5: Solve for x
    x = 221,539,772.55/16,688.13
  6. Step 6: Final answer
    x = 13,275.29

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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.