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Finding the Fourth Proportional to 10,703.93, 16,013.91 and 9,457.34

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Solution

The fourth proportional to 10,703.93, 16,013.91 and 9,457.34 is: 14,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.93 : 16,013.91 = 9,457.34 : x
  2. Step 2: Convert to fraction form
    10,703.93/16,013.91 = 9,457.34/x
  3. Step 3: Cross multiply
    10,703.93x = 16,013.91 × 9,457.34
  4. Step 4: Simplify right side
    10,703.93x = 151,448,991.60
  5. Step 5: Solve for x
    x = 151,448,991.60/10,703.93
  6. Step 6: Final answer
    x = 14,148.91

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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.