Home / 16,501.28-22,770.36-9,426.32

Finding the Fourth Proportional to 16,501.28, 22,770.36 and 9,426.32

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Solution

The fourth proportional to 16,501.28, 22,770.36 and 9,426.32 is: 13,007.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,501.28 : 22,770.36 = 9,426.32 : x
  2. Step 2: Convert to fraction form
    16,501.28/22,770.36 = 9,426.32/x
  3. Step 3: Cross multiply
    16,501.28x = 22,770.36 × 9,426.32
  4. Step 4: Simplify right side
    16,501.28x = 214,640,699.88
  5. Step 5: Solve for x
    x = 214,640,699.88/16,501.28
  6. Step 6: Final answer
    x = 13,007.52

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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.