Home / 35,746.46-49,322.18-20,635.84

Finding the Fourth Proportional to 35,746.46, 49,322.18 and 20,635.84

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Solution

The fourth proportional to 35,746.46, 49,322.18 and 20,635.84 is: 28,472.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,746.46 : 49,322.18 = 20,635.84 : x
  2. Step 2: Convert to fraction form
    35,746.46/49,322.18 = 20,635.84/x
  3. Step 3: Cross multiply
    35,746.46x = 49,322.18 × 20,635.84
  4. Step 4: Simplify right side
    35,746.46x = 1,017,804,614.93
  5. Step 5: Solve for x
    x = 1,017,804,614.93/35,746.46
  6. Step 6: Final answer
    x = 28,472.88

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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.