Home / 44,129.84-66,157.58-19,151.08

Finding the Fourth Proportional to 44,129.84, 66,157.58 and 19,151.08

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Solution

The fourth proportional to 44,129.84, 66,157.58 and 19,151.08 is: 28,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,129.84 : 66,157.58 = 19,151.08 : x
  2. Step 2: Convert to fraction form
    44,129.84/66,157.58 = 19,151.08/x
  3. Step 3: Cross multiply
    44,129.84x = 66,157.58 × 19,151.08
  4. Step 4: Simplify right side
    44,129.84x = 1,266,989,107.19
  5. Step 5: Solve for x
    x = 1,266,989,107.19/44,129.84
  6. Step 6: Final answer
    x = 28,710.48

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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.