Home / 35,675.64-49,233.69-19,761.57

Finding the Fourth Proportional to 35,675.64, 49,233.69 and 19,761.57

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Solution

The fourth proportional to 35,675.64, 49,233.69 and 19,761.57 is: 27,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675.64 : 49,233.69 = 19,761.57 : x
  2. Step 2: Convert to fraction form
    35,675.64/49,233.69 = 19,761.57/x
  3. Step 3: Cross multiply
    35,675.64x = 49,233.69 × 19,761.57
  4. Step 4: Simplify right side
    35,675.64x = 972,935,011.29
  5. Step 5: Solve for x
    x = 972,935,011.29/35,675.64
  6. Step 6: Final answer
    x = 27,271.69

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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.