Home / 9,332.12-13,999.80-9,322.40

Finding the Fourth Proportional to 9,332.12, 13,999.80 and 9,322.40

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Solution

The fourth proportional to 9,332.12, 13,999.80 and 9,322.40 is: 13,985.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,332.12 : 13,999.80 = 9,322.40 : x
  2. Step 2: Convert to fraction form
    9,332.12/13,999.80 = 9,322.40/x
  3. Step 3: Cross multiply
    9,332.12x = 13,999.80 × 9,322.40
  4. Step 4: Simplify right side
    9,332.12x = 130,511,735.52
  5. Step 5: Solve for x
    x = 130,511,735.52/9,332.12
  6. Step 6: Final answer
    x = 13,985.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.