Home / 16,749.18-23,114.57-9,580.28

Finding the Fourth Proportional to 16,749.18, 23,114.57 and 9,580.28

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Solution

The fourth proportional to 16,749.18, 23,114.57 and 9,580.28 is: 13,221.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.18 : 23,114.57 = 9,580.28 : x
  2. Step 2: Convert to fraction form
    16,749.18/23,114.57 = 9,580.28/x
  3. Step 3: Cross multiply
    16,749.18x = 23,114.57 × 9,580.28
  4. Step 4: Simplify right side
    16,749.18x = 221,443,889.21
  5. Step 5: Solve for x
    x = 221,443,889.21/16,749.18
  6. Step 6: Final answer
    x = 13,221.18

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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.