Home / 30,392.20-45,583.74-9,613

Finding the Fourth Proportional to 30,392.20, 45,583.74 and 9,613

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Solution

The fourth proportional to 30,392.20, 45,583.74 and 9,613 is: 14,418.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.20 : 45,583.74 = 9,613 : x
  2. Step 2: Convert to fraction form
    30,392.20/45,583.74 = 9,613/x
  3. Step 3: Cross multiply
    30,392.20x = 45,583.74 × 9,613
  4. Step 4: Simplify right side
    30,392.20x = 438,196,492.62
  5. Step 5: Solve for x
    x = 438,196,492.62/30,392.20
  6. Step 6: Final answer
    x = 14,418.06

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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.