Home / 17,742.06-24,485.04-9,783.90

Finding the Fourth Proportional to 17,742.06, 24,485.04 and 9,783.90

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Solution

The fourth proportional to 17,742.06, 24,485.04 and 9,783.90 is: 13,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.06 : 24,485.04 = 9,783.90 : x
  2. Step 2: Convert to fraction form
    17,742.06/24,485.04 = 9,783.90/x
  3. Step 3: Cross multiply
    17,742.06x = 24,485.04 × 9,783.90
  4. Step 4: Simplify right side
    17,742.06x = 239,559,182.86
  5. Step 5: Solve for x
    x = 239,559,182.86/17,742.06
  6. Step 6: Final answer
    x = 13,502.33

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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.