Home / 16,840.64-23,242.08-9,673.12

Finding the Fourth Proportional to 16,840.64, 23,242.08 and 9,673.12

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Solution

The fourth proportional to 16,840.64, 23,242.08 and 9,673.12 is: 13,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.64 : 23,242.08 = 9,673.12 : x
  2. Step 2: Convert to fraction form
    16,840.64/23,242.08 = 9,673.12/x
  3. Step 3: Cross multiply
    16,840.64x = 23,242.08 × 9,673.12
  4. Step 4: Simplify right side
    16,840.64x = 224,823,428.89
  5. Step 5: Solve for x
    x = 224,823,428.89/16,840.64
  6. Step 6: Final answer
    x = 13,350.05

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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.