Home / 39,614.59-54,669.63-22,621.60

Finding the Fourth Proportional to 39,614.59, 54,669.63 and 22,621.60

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Solution

The fourth proportional to 39,614.59, 54,669.63 and 22,621.60 is: 31,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.59 : 54,669.63 = 22,621.60 : x
  2. Step 2: Convert to fraction form
    39,614.59/54,669.63 = 22,621.60/x
  3. Step 3: Cross multiply
    39,614.59x = 54,669.63 × 22,621.60
  4. Step 4: Simplify right side
    39,614.59x = 1,236,714,502.01
  5. Step 5: Solve for x
    x = 1,236,714,502.01/39,614.59
  6. Step 6: Final answer
    x = 31,218.66

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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.