Home / 30,197.52-45,282.05-11,208.99

Finding the Fourth Proportional to 30,197.52, 45,282.05 and 11,208.99

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Solution

The fourth proportional to 30,197.52, 45,282.05 and 11,208.99 is: 16,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.52 : 45,282.05 = 11,208.99 : x
  2. Step 2: Convert to fraction form
    30,197.52/45,282.05 = 11,208.99/x
  3. Step 3: Cross multiply
    30,197.52x = 45,282.05 × 11,208.99
  4. Step 4: Simplify right side
    30,197.52x = 507,566,264.48
  5. Step 5: Solve for x
    x = 507,566,264.48/30,197.52
  6. Step 6: Final answer
    x = 16,808.21

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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.