Home / 29,409.33-40,585.12-15,980.58

Finding the Fourth Proportional to 29,409.33, 40,585.12 and 15,980.58

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Solution

The fourth proportional to 29,409.33, 40,585.12 and 15,980.58 is: 22,053.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,409.33 : 40,585.12 = 15,980.58 : x
  2. Step 2: Convert to fraction form
    29,409.33/40,585.12 = 15,980.58/x
  3. Step 3: Cross multiply
    29,409.33x = 40,585.12 × 15,980.58
  4. Step 4: Simplify right side
    29,409.33x = 648,573,677.07
  5. Step 5: Solve for x
    x = 648,573,677.07/29,409.33
  6. Step 6: Final answer
    x = 22,053.33

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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.