Home / 30,257.32-45,385.97-9,197.53

Finding the Fourth Proportional to 30,257.32, 45,385.97 and 9,197.53

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Solution

The fourth proportional to 30,257.32, 45,385.97 and 9,197.53 is: 13,796.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257.32 : 45,385.97 = 9,197.53 : x
  2. Step 2: Convert to fraction form
    30,257.32/45,385.97 = 9,197.53/x
  3. Step 3: Cross multiply
    30,257.32x = 45,385.97 × 9,197.53
  4. Step 4: Simplify right side
    30,257.32x = 417,438,547.74
  5. Step 5: Solve for x
    x = 417,438,547.74/30,257.32
  6. Step 6: Final answer
    x = 13,796.29

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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.