Home / 44,349.12-66,519.36-13,184.64

Finding the Fourth Proportional to 44,349.12, 66,519.36 and 13,184.64

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Solution

The fourth proportional to 44,349.12, 66,519.36 and 13,184.64 is: 19,775.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,349.12 : 66,519.36 = 13,184.64 : x
  2. Step 2: Convert to fraction form
    44,349.12/66,519.36 = 13,184.64/x
  3. Step 3: Cross multiply
    44,349.12x = 66,519.36 × 13,184.64
  4. Step 4: Simplify right side
    44,349.12x = 877,033,814.63
  5. Step 5: Solve for x
    x = 877,033,814.63/44,349.12
  6. Step 6: Final answer
    x = 19,775.68

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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.