Home / 14,958.41-22,430.45-8,720.21

Finding the Fourth Proportional to 14,958.41, 22,430.45 and 8,720.21

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Solution

The fourth proportional to 14,958.41, 22,430.45 and 8,720.21 is: 13,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958.41 : 22,430.45 = 8,720.21 : x
  2. Step 2: Convert to fraction form
    14,958.41/22,430.45 = 8,720.21/x
  3. Step 3: Cross multiply
    14,958.41x = 22,430.45 × 8,720.21
  4. Step 4: Simplify right side
    14,958.41x = 195,598,312.27
  5. Step 5: Solve for x
    x = 195,598,312.27/14,958.41
  6. Step 6: Final answer
    x = 13,076.15

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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.