Home / 33,417.50-46,116.16-19,989.32

Finding the Fourth Proportional to 33,417.50, 46,116.16 and 19,989.32

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Solution

The fourth proportional to 33,417.50, 46,116.16 and 19,989.32 is: 27,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,417.50 : 46,116.16 = 19,989.32 : x
  2. Step 2: Convert to fraction form
    33,417.50/46,116.16 = 19,989.32/x
  3. Step 3: Cross multiply
    33,417.50x = 46,116.16 × 19,989.32
  4. Step 4: Simplify right side
    33,417.50x = 921,830,679.41
  5. Step 5: Solve for x
    x = 921,830,679.41/33,417.50
  6. Step 6: Final answer
    x = 27,585.27

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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.