Home / 33,580.47-46,342.62-19,430.58

Finding the Fourth Proportional to 33,580.47, 46,342.62 and 19,430.58

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Solution

The fourth proportional to 33,580.47, 46,342.62 and 19,430.58 is: 26,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,580.47 : 46,342.62 = 19,430.58 : x
  2. Step 2: Convert to fraction form
    33,580.47/46,342.62 = 19,430.58/x
  3. Step 3: Cross multiply
    33,580.47x = 46,342.62 × 19,430.58
  4. Step 4: Simplify right side
    33,580.47x = 900,463,985.32
  5. Step 5: Solve for x
    x = 900,463,985.32/33,580.47
  6. Step 6: Final answer
    x = 26,815.11

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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.