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Finding the Fourth Proportional to 14,266.59, 19,690.59 and 9,559.05

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Solution

The fourth proportional to 14,266.59, 19,690.59 and 9,559.05 is: 13,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.59 : 19,690.59 = 9,559.05 : x
  2. Step 2: Convert to fraction form
    14,266.59/19,690.59 = 9,559.05/x
  3. Step 3: Cross multiply
    14,266.59x = 19,690.59 × 9,559.05
  4. Step 4: Simplify right side
    14,266.59x = 188,223,334.34
  5. Step 5: Solve for x
    x = 188,223,334.34/14,266.59
  6. Step 6: Final answer
    x = 13,193.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.