Home / 44,307.04-66,449.21-13,135

Finding the Fourth Proportional to 44,307.04, 66,449.21 and 13,135

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Solution

The fourth proportional to 44,307.04, 66,449.21 and 13,135 is: 19,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,307.04 : 66,449.21 = 13,135 : x
  2. Step 2: Convert to fraction form
    44,307.04/66,449.21 = 13,135/x
  3. Step 3: Cross multiply
    44,307.04x = 66,449.21 × 13,135
  4. Step 4: Simplify right side
    44,307.04x = 872,810,373.35
  5. Step 5: Solve for x
    x = 872,810,373.35/44,307.04
  6. Step 6: Final answer
    x = 19,699.14

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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.