Home / 14,938.30-22,375.05-12,346.30

Finding the Fourth Proportional to 14,938.30, 22,375.05 and 12,346.30

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Solution

The fourth proportional to 14,938.30, 22,375.05 and 12,346.30 is: 18,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.30 : 22,375.05 = 12,346.30 : x
  2. Step 2: Convert to fraction form
    14,938.30/22,375.05 = 12,346.30/x
  3. Step 3: Cross multiply
    14,938.30x = 22,375.05 × 12,346.30
  4. Step 4: Simplify right side
    14,938.30x = 276,249,079.82
  5. Step 5: Solve for x
    x = 276,249,079.82/14,938.30
  6. Step 6: Final answer
    x = 18,492.67

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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.