Home / 38,404.60-53,000.40-22,490.26

Finding the Fourth Proportional to 38,404.60, 53,000.40 and 22,490.26

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Solution

The fourth proportional to 38,404.60, 53,000.40 and 22,490.26 is: 31,037.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.60 : 53,000.40 = 22,490.26 : x
  2. Step 2: Convert to fraction form
    38,404.60/53,000.40 = 22,490.26/x
  3. Step 3: Cross multiply
    38,404.60x = 53,000.40 × 22,490.26
  4. Step 4: Simplify right side
    38,404.60x = 1,191,992,776.10
  5. Step 5: Solve for x
    x = 1,191,992,776.10/38,404.60
  6. Step 6: Final answer
    x = 31,037.76

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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.