Home / 45,420.28-62,681.34-27,518.56

Finding the Fourth Proportional to 45,420.28, 62,681.34 and 27,518.56

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Solution

The fourth proportional to 45,420.28, 62,681.34 and 27,518.56 is: 37,976.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,420.28 : 62,681.34 = 27,518.56 : x
  2. Step 2: Convert to fraction form
    45,420.28/62,681.34 = 27,518.56/x
  3. Step 3: Cross multiply
    45,420.28x = 62,681.34 × 27,518.56
  4. Step 4: Simplify right side
    45,420.28x = 1,724,900,215.67
  5. Step 5: Solve for x
    x = 1,724,900,215.67/45,420.28
  6. Step 6: Final answer
    x = 37,976.43

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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.