Home / 16,430.28-22,674.24-9,356.52

Finding the Fourth Proportional to 16,430.28, 22,674.24 and 9,356.52

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Solution

The fourth proportional to 16,430.28, 22,674.24 and 9,356.52 is: 12,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,430.28 : 22,674.24 = 9,356.52 : x
  2. Step 2: Convert to fraction form
    16,430.28/22,674.24 = 9,356.52/x
  3. Step 3: Cross multiply
    16,430.28x = 22,674.24 × 9,356.52
  4. Step 4: Simplify right side
    16,430.28x = 212,151,980.04
  5. Step 5: Solve for x
    x = 212,151,980.04/16,430.28
  6. Step 6: Final answer
    x = 12,912.26

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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.