Home / 16,730.98-23,075.85-12,253.12

Finding the Fourth Proportional to 16,730.98, 23,075.85 and 12,253.12

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Solution

The fourth proportional to 16,730.98, 23,075.85 and 12,253.12 is: 16,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.98 : 23,075.85 = 12,253.12 : x
  2. Step 2: Convert to fraction form
    16,730.98/23,075.85 = 12,253.12/x
  3. Step 3: Cross multiply
    16,730.98x = 23,075.85 × 12,253.12
  4. Step 4: Simplify right side
    16,730.98x = 282,751,159.15
  5. Step 5: Solve for x
    x = 282,751,159.15/16,730.98
  6. Step 6: Final answer
    x = 16,899.86

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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.