Home / 16,905.09-23,328.34-9,248.24

Finding the Fourth Proportional to 16,905.09, 23,328.34 and 9,248.24

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Solution

The fourth proportional to 16,905.09, 23,328.34 and 9,248.24 is: 12,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.09 : 23,328.34 = 9,248.24 : x
  2. Step 2: Convert to fraction form
    16,905.09/23,328.34 = 9,248.24/x
  3. Step 3: Cross multiply
    16,905.09x = 23,328.34 × 9,248.24
  4. Step 4: Simplify right side
    16,905.09x = 215,746,087.12
  5. Step 5: Solve for x
    x = 215,746,087.12/16,905.09
  6. Step 6: Final answer
    x = 12,762.20

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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.