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Finding the Fourth Proportional to 34,345.03, 51,509.45 and 9,379.14

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Solution

The fourth proportional to 34,345.03, 51,509.45 and 9,379.14 is: 14,066.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,345.03 : 51,509.45 = 9,379.14 : x
  2. Step 2: Convert to fraction form
    34,345.03/51,509.45 = 9,379.14/x
  3. Step 3: Cross multiply
    34,345.03x = 51,509.45 × 9,379.14
  4. Step 4: Simplify right side
    34,345.03x = 483,114,342.87
  5. Step 5: Solve for x
    x = 483,114,342.87/34,345.03
  6. Step 6: Final answer
    x = 14,066.50

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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.