Home / 39,264.34-54,184.96-21,359.46

Finding the Fourth Proportional to 39,264.34, 54,184.96 and 21,359.46

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Solution

The fourth proportional to 39,264.34, 54,184.96 and 21,359.46 is: 29,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,264.34 : 54,184.96 = 21,359.46 : x
  2. Step 2: Convert to fraction form
    39,264.34/54,184.96 = 21,359.46/x
  3. Step 3: Cross multiply
    39,264.34x = 54,184.96 × 21,359.46
  4. Step 4: Simplify right side
    39,264.34x = 1,157,361,485.72
  5. Step 5: Solve for x
    x = 1,157,361,485.72/39,264.34
  6. Step 6: Final answer
    x = 29,476.15

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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.