Home / 14,938.90-22,346.79-12,276.43

Finding the Fourth Proportional to 14,938.90, 22,346.79 and 12,276.43

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Solution

The fourth proportional to 14,938.90, 22,346.79 and 12,276.43 is: 18,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.90 : 22,346.79 = 12,276.43 : x
  2. Step 2: Convert to fraction form
    14,938.90/22,346.79 = 12,276.43/x
  3. Step 3: Cross multiply
    14,938.90x = 22,346.79 × 12,276.43
  4. Step 4: Simplify right side
    14,938.90x = 274,338,701.26
  5. Step 5: Solve for x
    x = 274,338,701.26/14,938.90
  6. Step 6: Final answer
    x = 18,364.05

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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.