Home / 30,356.04-45,536.22-9,579

Finding the Fourth Proportional to 30,356.04, 45,536.22 and 9,579

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Solution

The fourth proportional to 30,356.04, 45,536.22 and 9,579 is: 14,369.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,356.04 : 45,536.22 = 9,579 : x
  2. Step 2: Convert to fraction form
    30,356.04/45,536.22 = 9,579/x
  3. Step 3: Cross multiply
    30,356.04x = 45,536.22 × 9,579
  4. Step 4: Simplify right side
    30,356.04x = 436,191,451.38
  5. Step 5: Solve for x
    x = 436,191,451.38/30,356.04
  6. Step 6: Final answer
    x = 14,369.18

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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.