Home / 33,411.04-46,075.42-19,980.16

Finding the Fourth Proportional to 33,411.04, 46,075.42 and 19,980.16

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Solution

The fourth proportional to 33,411.04, 46,075.42 and 19,980.16 is: 27,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,411.04 : 46,075.42 = 19,980.16 : x
  2. Step 2: Convert to fraction form
    33,411.04/46,075.42 = 19,980.16/x
  3. Step 3: Cross multiply
    33,411.04x = 46,075.42 × 19,980.16
  4. Step 4: Simplify right side
    33,411.04x = 920,594,263.67
  5. Step 5: Solve for x
    x = 920,594,263.67/33,411.04
  6. Step 6: Final answer
    x = 27,553.59

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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.