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Finding the Fourth Proportional to 65,313.52, 97,954.28 and 17,928.92

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Solution

The fourth proportional to 65,313.52, 97,954.28 and 17,928.92 is: 26,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,313.52 : 97,954.28 = 17,928.92 : x
  2. Step 2: Convert to fraction form
    65,313.52/97,954.28 = 17,928.92/x
  3. Step 3: Cross multiply
    65,313.52x = 97,954.28 × 17,928.92
  4. Step 4: Simplify right side
    65,313.52x = 1,756,214,449.78
  5. Step 5: Solve for x
    x = 1,756,214,449.78/65,313.52
  6. Step 6: Final answer
    x = 26,888.99

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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.