Home / 14,497.60-20,006.58-13,307.40

Finding the Fourth Proportional to 14,497.60, 20,006.58 and 13,307.40

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Solution

The fourth proportional to 14,497.60, 20,006.58 and 13,307.40 is: 18,364.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497.60 : 20,006.58 = 13,307.40 : x
  2. Step 2: Convert to fraction form
    14,497.60/20,006.58 = 13,307.40/x
  3. Step 3: Cross multiply
    14,497.60x = 20,006.58 × 13,307.40
  4. Step 4: Simplify right side
    14,497.60x = 266,235,396.12
  5. Step 5: Solve for x
    x = 266,235,396.12/14,497.60
  6. Step 6: Final answer
    x = 18,364.10

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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.