Home / 30,019.36-41,426.48-16,591.52

Finding the Fourth Proportional to 30,019.36, 41,426.48 and 16,591.52

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Solution

The fourth proportional to 30,019.36, 41,426.48 and 16,591.52 is: 22,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019.36 : 41,426.48 = 16,591.52 : x
  2. Step 2: Convert to fraction form
    30,019.36/41,426.48 = 16,591.52/x
  3. Step 3: Cross multiply
    30,019.36x = 41,426.48 × 16,591.52
  4. Step 4: Simplify right side
    30,019.36x = 687,328,271.45
  5. Step 5: Solve for x
    x = 687,328,271.45/30,019.36
  6. Step 6: Final answer
    x = 22,896.17

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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.