Home / 17,302.81-23,877.87-9,345.04

Finding the Fourth Proportional to 17,302.81, 23,877.87 and 9,345.04

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Solution

The fourth proportional to 17,302.81, 23,877.87 and 9,345.04 is: 12,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,302.81 : 23,877.87 = 9,345.04 : x
  2. Step 2: Convert to fraction form
    17,302.81/23,877.87 = 9,345.04/x
  3. Step 3: Cross multiply
    17,302.81x = 23,877.87 × 9,345.04
  4. Step 4: Simplify right side
    17,302.81x = 223,139,650.26
  5. Step 5: Solve for x
    x = 223,139,650.26/17,302.81
  6. Step 6: Final answer
    x = 12,896.15

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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.