Home / 17,607.89-26,412.65-6,512.51

Finding the Fourth Proportional to 17,607.89, 26,412.65 and 6,512.51

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Solution

The fourth proportional to 17,607.89, 26,412.65 and 6,512.51 is: 9,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.89 : 26,412.65 = 6,512.51 : x
  2. Step 2: Convert to fraction form
    17,607.89/26,412.65 = 6,512.51/x
  3. Step 3: Cross multiply
    17,607.89x = 26,412.65 × 6,512.51
  4. Step 4: Simplify right side
    17,607.89x = 172,012,647.25
  5. Step 5: Solve for x
    x = 172,012,647.25/17,607.89
  6. Step 6: Final answer
    x = 9,769.07

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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.