Home / 14,503.35-21,559.43-14,077.70

Finding the Fourth Proportional to 14,503.35, 21,559.43 and 14,077.70

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Solution

The fourth proportional to 14,503.35, 21,559.43 and 14,077.70 is: 20,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.35 : 21,559.43 = 14,077.70 : x
  2. Step 2: Convert to fraction form
    14,503.35/21,559.43 = 14,077.70/x
  3. Step 3: Cross multiply
    14,503.35x = 21,559.43 × 14,077.70
  4. Step 4: Simplify right side
    14,503.35x = 303,507,009.53
  5. Step 5: Solve for x
    x = 303,507,009.53/14,503.35
  6. Step 6: Final answer
    x = 20,926.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.