Home / 64,688.97-97,018.84-17,945.49

Finding the Fourth Proportional to 64,688.97, 97,018.84 and 17,945.49

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Solution

The fourth proportional to 64,688.97, 97,018.84 and 17,945.49 is: 26,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,688.97 : 97,018.84 = 17,945.49 : x
  2. Step 2: Convert to fraction form
    64,688.97/97,018.84 = 17,945.49/x
  3. Step 3: Cross multiply
    64,688.97x = 97,018.84 × 17,945.49
  4. Step 4: Simplify right side
    64,688.97x = 1,741,050,623.03
  5. Step 5: Solve for x
    x = 1,741,050,623.03/64,688.97
  6. Step 6: Final answer
    x = 26,914.18

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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.