Home / 29,630.40-44,434.80-9,909.60

Finding the Fourth Proportional to 29,630.40, 44,434.80 and 9,909.60

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Solution

The fourth proportional to 29,630.40, 44,434.80 and 9,909.60 is: 14,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.40 : 44,434.80 = 9,909.60 : x
  2. Step 2: Convert to fraction form
    29,630.40/44,434.80 = 9,909.60/x
  3. Step 3: Cross multiply
    29,630.40x = 44,434.80 × 9,909.60
  4. Step 4: Simplify right side
    29,630.40x = 440,331,094.08
  5. Step 5: Solve for x
    x = 440,331,094.08/29,630.40
  6. Step 6: Final answer
    x = 14,860.79

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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.