Home / 35,601.76-49,122.24-21,258.79

Finding the Fourth Proportional to 35,601.76, 49,122.24 and 21,258.79

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Solution

The fourth proportional to 35,601.76, 49,122.24 and 21,258.79 is: 29,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,601.76 : 49,122.24 = 21,258.79 : x
  2. Step 2: Convert to fraction form
    35,601.76/49,122.24 = 21,258.79/x
  3. Step 3: Cross multiply
    35,601.76x = 49,122.24 × 21,258.79
  4. Step 4: Simplify right side
    35,601.76x = 1,044,279,384.49
  5. Step 5: Solve for x
    x = 1,044,279,384.49/35,601.76
  6. Step 6: Final answer
    x = 29,332.24

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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.