Home / 14,830.80-22,246.20-9,290.40

Finding the Fourth Proportional to 14,830.80, 22,246.20 and 9,290.40

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Solution

The fourth proportional to 14,830.80, 22,246.20 and 9,290.40 is: 13,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.80 : 22,246.20 = 9,290.40 : x
  2. Step 2: Convert to fraction form
    14,830.80/22,246.20 = 9,290.40/x
  3. Step 3: Cross multiply
    14,830.80x = 22,246.20 × 9,290.40
  4. Step 4: Simplify right side
    14,830.80x = 206,676,096.48
  5. Step 5: Solve for x
    x = 206,676,096.48/14,830.80
  6. Step 6: Final answer
    x = 13,935.60

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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.