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Finding the Fourth Proportional to 44,309.84, 66,422.70 and 17,672.19

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Solution

The fourth proportional to 44,309.84, 66,422.70 and 17,672.19 is: 26,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,309.84 : 66,422.70 = 17,672.19 : x
  2. Step 2: Convert to fraction form
    44,309.84/66,422.70 = 17,672.19/x
  3. Step 3: Cross multiply
    44,309.84x = 66,422.70 × 17,672.19
  4. Step 4: Simplify right side
    44,309.84x = 1,173,834,574.71
  5. Step 5: Solve for x
    x = 1,173,834,574.71/44,309.84
  6. Step 6: Final answer
    x = 26,491.51

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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.