Home / 31,160.01-46,665.53-17,972.40

Finding the Fourth Proportional to 31,160.01, 46,665.53 and 17,972.40

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Solution

The fourth proportional to 31,160.01, 46,665.53 and 17,972.40 is: 26,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,160.01 : 46,665.53 = 17,972.40 : x
  2. Step 2: Convert to fraction form
    31,160.01/46,665.53 = 17,972.40/x
  3. Step 3: Cross multiply
    31,160.01x = 46,665.53 × 17,972.40
  4. Step 4: Simplify right side
    31,160.01x = 838,691,481.51
  5. Step 5: Solve for x
    x = 838,691,481.51/31,160.01
  6. Step 6: Final answer
    x = 26,915.64

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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.