Home / 27,159.57-40,729.37-9,385.74

Finding the Fourth Proportional to 27,159.57, 40,729.37 and 9,385.74

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Solution

The fourth proportional to 27,159.57, 40,729.37 and 9,385.74 is: 14,075.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,159.57 : 40,729.37 = 9,385.74 : x
  2. Step 2: Convert to fraction form
    27,159.57/40,729.37 = 9,385.74/x
  3. Step 3: Cross multiply
    27,159.57x = 40,729.37 × 9,385.74
  4. Step 4: Simplify right side
    27,159.57x = 382,275,230.26
  5. Step 5: Solve for x
    x = 382,275,230.26/27,159.57
  6. Step 6: Final answer
    x = 14,075.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.