Home / 39,346.02-54,297.51-21,441.02

Finding the Fourth Proportional to 39,346.02, 54,297.51 and 21,441.02

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Solution

The fourth proportional to 39,346.02, 54,297.51 and 21,441.02 is: 29,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.02 : 54,297.51 = 21,441.02 : x
  2. Step 2: Convert to fraction form
    39,346.02/54,297.51 = 21,441.02/x
  3. Step 3: Cross multiply
    39,346.02x = 54,297.51 × 21,441.02
  4. Step 4: Simplify right side
    39,346.02x = 1,164,193,754.91
  5. Step 5: Solve for x
    x = 1,164,193,754.91/39,346.02
  6. Step 6: Final answer
    x = 29,588.60

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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.