Home / 47,681.28-65,784.96-27,535.50

Finding the Fourth Proportional to 47,681.28, 65,784.96 and 27,535.50

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Solution

The fourth proportional to 47,681.28, 65,784.96 and 27,535.50 is: 37,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,681.28 : 65,784.96 = 27,535.50 : x
  2. Step 2: Convert to fraction form
    47,681.28/65,784.96 = 27,535.50/x
  3. Step 3: Cross multiply
    47,681.28x = 65,784.96 × 27,535.50
  4. Step 4: Simplify right side
    47,681.28x = 1,811,421,766.08
  5. Step 5: Solve for x
    x = 1,811,421,766.08/47,681.28
  6. Step 6: Final answer
    x = 37,990.21

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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.