Home / 14,941.76-22,428.84-13,470.80

Finding the Fourth Proportional to 14,941.76, 22,428.84 and 13,470.80

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Solution

The fourth proportional to 14,941.76, 22,428.84 and 13,470.80 is: 20,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,941.76 : 22,428.84 = 13,470.80 : x
  2. Step 2: Convert to fraction form
    14,941.76/22,428.84 = 13,470.80/x
  3. Step 3: Cross multiply
    14,941.76x = 22,428.84 × 13,470.80
  4. Step 4: Simplify right side
    14,941.76x = 302,134,417.87
  5. Step 5: Solve for x
    x = 302,134,417.87/14,941.76
  6. Step 6: Final answer
    x = 20,220.81

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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.