Home / 35,660.09-49,213.69-19,746.02

Finding the Fourth Proportional to 35,660.09, 49,213.69 and 19,746.02

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Solution

The fourth proportional to 35,660.09, 49,213.69 and 19,746.02 is: 27,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,660.09 : 49,213.69 = 19,746.02 : x
  2. Step 2: Convert to fraction form
    35,660.09/49,213.69 = 19,746.02/x
  3. Step 3: Cross multiply
    35,660.09x = 49,213.69 × 19,746.02
  4. Step 4: Simplify right side
    35,660.09x = 971,774,211.58
  5. Step 5: Solve for x
    x = 971,774,211.58/35,660.09
  6. Step 6: Final answer
    x = 27,251.03

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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.