Home / 34,684.40-47,865.89-19,577.04

Finding the Fourth Proportional to 34,684.40, 47,865.89 and 19,577.04

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Solution

The fourth proportional to 34,684.40, 47,865.89 and 19,577.04 is: 27,017.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684.40 : 47,865.89 = 19,577.04 : x
  2. Step 2: Convert to fraction form
    34,684.40/47,865.89 = 19,577.04/x
  3. Step 3: Cross multiply
    34,684.40x = 47,865.89 × 19,577.04
  4. Step 4: Simplify right side
    34,684.40x = 937,072,471.74
  5. Step 5: Solve for x
    x = 937,072,471.74/34,684.40
  6. Step 6: Final answer
    x = 27,017.11

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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.