Home / 33,271.80-45,926.10-19,847.40

Finding the Fourth Proportional to 33,271.80, 45,926.10 and 19,847.40

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Solution

The fourth proportional to 33,271.80, 45,926.10 and 19,847.40 is: 27,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,271.80 : 45,926.10 = 19,847.40 : x
  2. Step 2: Convert to fraction form
    33,271.80/45,926.10 = 19,847.40/x
  3. Step 3: Cross multiply
    33,271.80x = 45,926.10 × 19,847.40
  4. Step 4: Simplify right side
    33,271.80x = 911,513,677.14
  5. Step 5: Solve for x
    x = 911,513,677.14/33,271.80
  6. Step 6: Final answer
    x = 27,395.98

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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.