Home / 38,468.01-53,085.65-21,471.27

Finding the Fourth Proportional to 38,468.01, 53,085.65 and 21,471.27

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Solution

The fourth proportional to 38,468.01, 53,085.65 and 21,471.27 is: 29,630.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,468.01 : 53,085.65 = 21,471.27 : x
  2. Step 2: Convert to fraction form
    38,468.01/53,085.65 = 21,471.27/x
  3. Step 3: Cross multiply
    38,468.01x = 53,085.65 × 21,471.27
  4. Step 4: Simplify right side
    38,468.01x = 1,139,816,324.28
  5. Step 5: Solve for x
    x = 1,139,816,324.28/38,468.01
  6. Step 6: Final answer
    x = 29,630.24

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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.