Home / 31,307.01-46,945.19-15,493.79

Finding the Fourth Proportional to 31,307.01, 46,945.19 and 15,493.79

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Solution

The fourth proportional to 31,307.01, 46,945.19 and 15,493.79 is: 23,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307.01 : 46,945.19 = 15,493.79 : x
  2. Step 2: Convert to fraction form
    31,307.01/46,945.19 = 15,493.79/x
  3. Step 3: Cross multiply
    31,307.01x = 46,945.19 × 15,493.79
  4. Step 4: Simplify right side
    31,307.01x = 727,358,603.18
  5. Step 5: Solve for x
    x = 727,358,603.18/31,307.01
  6. Step 6: Final answer
    x = 23,233.09

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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.