Home / 33,116.19-49,675.80-10,931.49

Finding the Fourth Proportional to 33,116.19, 49,675.80 and 10,931.49

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Solution

The fourth proportional to 33,116.19, 49,675.80 and 10,931.49 is: 16,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.19 : 49,675.80 = 10,931.49 : x
  2. Step 2: Convert to fraction form
    33,116.19/49,675.80 = 10,931.49/x
  3. Step 3: Cross multiply
    33,116.19x = 49,675.80 × 10,931.49
  4. Step 4: Simplify right side
    33,116.19x = 543,030,510.94
  5. Step 5: Solve for x
    x = 543,030,510.94/33,116.19
  6. Step 6: Final answer
    x = 16,397.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.