Home / 47,901.12-66,103.56-27,769.67

Finding the Fourth Proportional to 47,901.12, 66,103.56 and 27,769.67

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Solution

The fourth proportional to 47,901.12, 66,103.56 and 27,769.67 is: 38,322.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,901.12 : 66,103.56 = 27,769.67 : x
  2. Step 2: Convert to fraction form
    47,901.12/66,103.56 = 27,769.67/x
  3. Step 3: Cross multiply
    47,901.12x = 66,103.56 × 27,769.67
  4. Step 4: Simplify right side
    47,901.12x = 1,835,674,047.03
  5. Step 5: Solve for x
    x = 1,835,674,047.03/47,901.12
  6. Step 6: Final answer
    x = 38,322.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.