Home / 44,643.90-66,965.79-18,330.12

Finding the Fourth Proportional to 44,643.90, 66,965.79 and 18,330.12

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Solution

The fourth proportional to 44,643.90, 66,965.79 and 18,330.12 is: 27,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,643.90 : 66,965.79 = 18,330.12 : x
  2. Step 2: Convert to fraction form
    44,643.90/66,965.79 = 18,330.12/x
  3. Step 3: Cross multiply
    44,643.90x = 66,965.79 × 18,330.12
  4. Step 4: Simplify right side
    44,643.90x = 1,227,490,966.59
  5. Step 5: Solve for x
    x = 1,227,490,966.59/44,643.90
  6. Step 6: Final answer
    x = 27,495.16

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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.