Home / 35,931.01-49,584.85-19,578.13

Finding the Fourth Proportional to 35,931.01, 49,584.85 and 19,578.13

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Solution

The fourth proportional to 35,931.01, 49,584.85 and 19,578.13 is: 27,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,931.01 : 49,584.85 = 19,578.13 : x
  2. Step 2: Convert to fraction form
    35,931.01/49,584.85 = 19,578.13/x
  3. Step 3: Cross multiply
    35,931.01x = 49,584.85 × 19,578.13
  4. Step 4: Simplify right side
    35,931.01x = 970,778,639.33
  5. Step 5: Solve for x
    x = 970,778,639.33/35,931.01
  6. Step 6: Final answer
    x = 27,017.85

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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.