Home / 53,066.34-79,600.32-13,622.58

Finding the Fourth Proportional to 53,066.34, 79,600.32 and 13,622.58

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Solution

The fourth proportional to 53,066.34, 79,600.32 and 13,622.58 is: 20,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,066.34 : 79,600.32 = 13,622.58 : x
  2. Step 2: Convert to fraction form
    53,066.34/79,600.32 = 13,622.58/x
  3. Step 3: Cross multiply
    53,066.34x = 79,600.32 × 13,622.58
  4. Step 4: Simplify right side
    53,066.34x = 1,084,361,727.23
  5. Step 5: Solve for x
    x = 1,084,361,727.23/53,066.34
  6. Step 6: Final answer
    x = 20,434.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.