Home / 36,066.40-54,099.60-9,774.40

Finding the Fourth Proportional to 36,066.40, 54,099.60 and 9,774.40

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Solution

The fourth proportional to 36,066.40, 54,099.60 and 9,774.40 is: 14,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,066.40 : 54,099.60 = 9,774.40 : x
  2. Step 2: Convert to fraction form
    36,066.40/54,099.60 = 9,774.40/x
  3. Step 3: Cross multiply
    36,066.40x = 54,099.60 × 9,774.40
  4. Step 4: Simplify right side
    36,066.40x = 528,791,130.24
  5. Step 5: Solve for x
    x = 528,791,130.24/36,066.40
  6. Step 6: Final answer
    x = 14,661.60

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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.