Home / 14,913.90-20,578.59-9,250.02

Finding the Fourth Proportional to 14,913.90, 20,578.59 and 9,250.02

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Solution

The fourth proportional to 14,913.90, 20,578.59 and 9,250.02 is: 12,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.90 : 20,578.59 = 9,250.02 : x
  2. Step 2: Convert to fraction form
    14,913.90/20,578.59 = 9,250.02/x
  3. Step 3: Cross multiply
    14,913.90x = 20,578.59 × 9,250.02
  4. Step 4: Simplify right side
    14,913.90x = 190,352,369.07
  5. Step 5: Solve for x
    x = 190,352,369.07/14,913.90
  6. Step 6: Final answer
    x = 12,763.42

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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.