Home / 30,368.32-41,909.32-17,620.52

Finding the Fourth Proportional to 30,368.32, 41,909.32 and 17,620.52

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Solution

The fourth proportional to 30,368.32, 41,909.32 and 17,620.52 is: 24,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,368.32 : 41,909.32 = 17,620.52 : x
  2. Step 2: Convert to fraction form
    30,368.32/41,909.32 = 17,620.52/x
  3. Step 3: Cross multiply
    30,368.32x = 41,909.32 × 17,620.52
  4. Step 4: Simplify right side
    30,368.32x = 738,464,011.25
  5. Step 5: Solve for x
    x = 738,464,011.25/30,368.32
  6. Step 6: Final answer
    x = 24,316.92

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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.