Home / 38,693.69-53,406.10-22,783.26

Finding the Fourth Proportional to 38,693.69, 53,406.10 and 22,783.26

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Solution

The fourth proportional to 38,693.69, 53,406.10 and 22,783.26 is: 31,446.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,693.69 : 53,406.10 = 22,783.26 : x
  2. Step 2: Convert to fraction form
    38,693.69/53,406.10 = 22,783.26/x
  3. Step 3: Cross multiply
    38,693.69x = 53,406.10 × 22,783.26
  4. Step 4: Simplify right side
    38,693.69x = 1,216,765,061.89
  5. Step 5: Solve for x
    x = 1,216,765,061.89/38,693.69
  6. Step 6: Final answer
    x = 31,446.08

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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.