Home / 14,204.16-19,578.24-9,486.72

Finding the Fourth Proportional to 14,204.16, 19,578.24 and 9,486.72

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Solution

The fourth proportional to 14,204.16, 19,578.24 and 9,486.72 is: 13,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.16 : 19,578.24 = 9,486.72 : x
  2. Step 2: Convert to fraction form
    14,204.16/19,578.24 = 9,486.72/x
  3. Step 3: Cross multiply
    14,204.16x = 19,578.24 × 9,486.72
  4. Step 4: Simplify right side
    14,204.16x = 185,733,280.97
  5. Step 5: Solve for x
    x = 185,733,280.97/14,204.16
  6. Step 6: Final answer
    x = 13,075.98

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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.