Home / 34,549.40-47,679.24-19,441.72

Finding the Fourth Proportional to 34,549.40, 47,679.24 and 19,441.72

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Solution

The fourth proportional to 34,549.40, 47,679.24 and 19,441.72 is: 26,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,549.40 : 47,679.24 = 19,441.72 : x
  2. Step 2: Convert to fraction form
    34,549.40/47,679.24 = 19,441.72/x
  3. Step 3: Cross multiply
    34,549.40x = 47,679.24 × 19,441.72
  4. Step 4: Simplify right side
    34,549.40x = 926,966,433.89
  5. Step 5: Solve for x
    x = 926,966,433.89/34,549.40
  6. Step 6: Final answer
    x = 26,830.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.