Home / 44,431.36-66,646.56-13,266.88

Finding the Fourth Proportional to 44,431.36, 66,646.56 and 13,266.88

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Solution

The fourth proportional to 44,431.36, 66,646.56 and 13,266.88 is: 19,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,431.36 : 66,646.56 = 13,266.88 : x
  2. Step 2: Convert to fraction form
    44,431.36/66,646.56 = 13,266.88/x
  3. Step 3: Cross multiply
    44,431.36x = 66,646.56 × 13,266.88
  4. Step 4: Simplify right side
    44,431.36x = 884,191,913.93
  5. Step 5: Solve for x
    x = 884,191,913.93/44,431.36
  6. Step 6: Final answer
    x = 19,900.18

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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.