Home / 30,066.12-45,117-16,750.26

Finding the Fourth Proportional to 30,066.12, 45,117 and 16,750.26

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Solution

The fourth proportional to 30,066.12, 45,117 and 16,750.26 is: 25,135.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,066.12 : 45,117 = 16,750.26 : x
  2. Step 2: Convert to fraction form
    30,066.12/45,117 = 16,750.26/x
  3. Step 3: Cross multiply
    30,066.12x = 45,117 × 16,750.26
  4. Step 4: Simplify right side
    30,066.12x = 755,721,480.42
  5. Step 5: Solve for x
    x = 755,721,480.42/30,066.12
  6. Step 6: Final answer
    x = 25,135.32

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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.