Home / 16,762.28-23,130.56-9,208.22

Finding the Fourth Proportional to 16,762.28, 23,130.56 and 9,208.22

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Solution

The fourth proportional to 16,762.28, 23,130.56 and 9,208.22 is: 12,706.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762.28 : 23,130.56 = 9,208.22 : x
  2. Step 2: Convert to fraction form
    16,762.28/23,130.56 = 9,208.22/x
  3. Step 3: Cross multiply
    16,762.28x = 23,130.56 × 9,208.22
  4. Step 4: Simplify right side
    16,762.28x = 212,991,192.57
  5. Step 5: Solve for x
    x = 212,991,192.57/16,762.28
  6. Step 6: Final answer
    x = 12,706.58

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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.