Home / 30,468.12-45,703.35-9,406.26

Finding the Fourth Proportional to 30,468.12, 45,703.35 and 9,406.26

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Solution

The fourth proportional to 30,468.12, 45,703.35 and 9,406.26 is: 14,109.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468.12 : 45,703.35 = 9,406.26 : x
  2. Step 2: Convert to fraction form
    30,468.12/45,703.35 = 9,406.26/x
  3. Step 3: Cross multiply
    30,468.12x = 45,703.35 × 9,406.26
  4. Step 4: Simplify right side
    30,468.12x = 429,897,592.97
  5. Step 5: Solve for x
    x = 429,897,592.97/30,468.12
  6. Step 6: Final answer
    x = 14,109.75

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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.