Home / 39,508.40-59,261.02-21,774.22

Finding the Fourth Proportional to 39,508.40, 59,261.02 and 21,774.22

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Solution

The fourth proportional to 39,508.40, 59,261.02 and 21,774.22 is: 32,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,508.40 : 59,261.02 = 21,774.22 : x
  2. Step 2: Convert to fraction form
    39,508.40/59,261.02 = 21,774.22/x
  3. Step 3: Cross multiply
    39,508.40x = 59,261.02 × 21,774.22
  4. Step 4: Simplify right side
    39,508.40x = 1,290,362,406.80
  5. Step 5: Solve for x
    x = 1,290,362,406.80/39,508.40
  6. Step 6: Final answer
    x = 32,660.46

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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.