Home / 17,457.72-26,188.20-7,070.28

Finding the Fourth Proportional to 17,457.72, 26,188.20 and 7,070.28

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Solution

The fourth proportional to 17,457.72, 26,188.20 and 7,070.28 is: 10,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,457.72 : 26,188.20 = 7,070.28 : x
  2. Step 2: Convert to fraction form
    17,457.72/26,188.20 = 7,070.28/x
  3. Step 3: Cross multiply
    17,457.72x = 26,188.20 × 7,070.28
  4. Step 4: Simplify right side
    17,457.72x = 185,157,906.70
  5. Step 5: Solve for x
    x = 185,157,906.70/17,457.72
  6. Step 6: Final answer
    x = 10,606.08

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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.