Home / 31,360.01-43,297.08-19,436

Finding the Fourth Proportional to 31,360.01, 43,297.08 and 19,436

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Solution

The fourth proportional to 31,360.01, 43,297.08 and 19,436 is: 26,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.01 : 43,297.08 = 19,436 : x
  2. Step 2: Convert to fraction form
    31,360.01/43,297.08 = 19,436/x
  3. Step 3: Cross multiply
    31,360.01x = 43,297.08 × 19,436
  4. Step 4: Simplify right side
    31,360.01x = 841,522,046.88
  5. Step 5: Solve for x
    x = 841,522,046.88/31,360.01
  6. Step 6: Final answer
    x = 26,834.24

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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.