Home / 31,586.03-43,592.55-17,977.38

Finding the Fourth Proportional to 31,586.03, 43,592.55 and 17,977.38

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Solution

The fourth proportional to 31,586.03, 43,592.55 and 17,977.38 is: 24,810.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,586.03 : 43,592.55 = 17,977.38 : x
  2. Step 2: Convert to fraction form
    31,586.03/43,592.55 = 17,977.38/x
  3. Step 3: Cross multiply
    31,586.03x = 43,592.55 × 17,977.38
  4. Step 4: Simplify right side
    31,586.03x = 783,679,746.63
  5. Step 5: Solve for x
    x = 783,679,746.63/31,586.03
  6. Step 6: Final answer
    x = 24,810.96

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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.