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Finding the Fourth Proportional to 9,400.69, 14,018.04 and 9,316.33

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Solution

The fourth proportional to 9,400.69, 14,018.04 and 9,316.33 is: 13,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.69 : 14,018.04 = 9,316.33 : x
  2. Step 2: Convert to fraction form
    9,400.69/14,018.04 = 9,316.33/x
  3. Step 3: Cross multiply
    9,400.69x = 14,018.04 × 9,316.33
  4. Step 4: Simplify right side
    9,400.69x = 130,596,686.59
  5. Step 5: Solve for x
    x = 130,596,686.59/9,400.69
  6. Step 6: Final answer
    x = 13,892.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.