Home / 38,490.48-53,117.52-22,575.36

Finding the Fourth Proportional to 38,490.48, 53,117.52 and 22,575.36

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Solution

The fourth proportional to 38,490.48, 53,117.52 and 22,575.36 is: 31,154.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.48 : 53,117.52 = 22,575.36 : x
  2. Step 2: Convert to fraction form
    38,490.48/53,117.52 = 22,575.36/x
  3. Step 3: Cross multiply
    38,490.48x = 53,117.52 × 22,575.36
  4. Step 4: Simplify right side
    38,490.48x = 1,199,147,136.31
  5. Step 5: Solve for x
    x = 1,199,147,136.31/38,490.48
  6. Step 6: Final answer
    x = 31,154.38

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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.