Home / 44,303.54-66,443.96-13,131.50

Finding the Fourth Proportional to 44,303.54, 66,443.96 and 13,131.50

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Solution

The fourth proportional to 44,303.54, 66,443.96 and 13,131.50 is: 19,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,303.54 : 66,443.96 = 13,131.50 : x
  2. Step 2: Convert to fraction form
    44,303.54/66,443.96 = 13,131.50/x
  3. Step 3: Cross multiply
    44,303.54x = 66,443.96 × 13,131.50
  4. Step 4: Simplify right side
    44,303.54x = 872,508,561.35
  5. Step 5: Solve for x
    x = 872,508,561.35/44,303.54
  6. Step 6: Final answer
    x = 19,693.88

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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.