Home / 44,358.79-66,539.40-12,771.22

Finding the Fourth Proportional to 44,358.79, 66,539.40 and 12,771.22

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Solution

The fourth proportional to 44,358.79, 66,539.40 and 12,771.22 is: 19,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,358.79 : 66,539.40 = 12,771.22 : x
  2. Step 2: Convert to fraction form
    44,358.79/66,539.40 = 12,771.22/x
  3. Step 3: Cross multiply
    44,358.79x = 66,539.40 × 12,771.22
  4. Step 4: Simplify right side
    44,358.79x = 849,789,316.07
  5. Step 5: Solve for x
    x = 849,789,316.07/44,358.79
  6. Step 6: Final answer
    x = 19,157.18

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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.