Home / 33,389.18-46,075.65-18,281.57

Finding the Fourth Proportional to 33,389.18, 46,075.65 and 18,281.57

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Solution

The fourth proportional to 33,389.18, 46,075.65 and 18,281.57 is: 25,227.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,389.18 : 46,075.65 = 18,281.57 : x
  2. Step 2: Convert to fraction form
    33,389.18/46,075.65 = 18,281.57/x
  3. Step 3: Cross multiply
    33,389.18x = 46,075.65 × 18,281.57
  4. Step 4: Simplify right side
    33,389.18x = 842,335,220.77
  5. Step 5: Solve for x
    x = 842,335,220.77/33,389.18
  6. Step 6: Final answer
    x = 25,227.79

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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.