Home / 38,720.37-53,444.66-22,809.99

Finding the Fourth Proportional to 38,720.37, 53,444.66 and 22,809.99

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Solution

The fourth proportional to 38,720.37, 53,444.66 and 22,809.99 is: 31,484.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,720.37 : 53,444.66 = 22,809.99 : x
  2. Step 2: Convert to fraction form
    38,720.37/53,444.66 = 22,809.99/x
  3. Step 3: Cross multiply
    38,720.37x = 53,444.66 × 22,809.99
  4. Step 4: Simplify right side
    38,720.37x = 1,219,072,046.10
  5. Step 5: Solve for x
    x = 1,219,072,046.10/38,720.37
  6. Step 6: Final answer
    x = 31,484.00

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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.