Home / 14,303.85-21,447.99-4,307.13

Finding the Fourth Proportional to 14,303.85, 21,447.99 and 4,307.13

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Solution

The fourth proportional to 14,303.85, 21,447.99 and 4,307.13 is: 6,458.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.85 : 21,447.99 = 4,307.13 : x
  2. Step 2: Convert to fraction form
    14,303.85/21,447.99 = 4,307.13/x
  3. Step 3: Cross multiply
    14,303.85x = 21,447.99 × 4,307.13
  4. Step 4: Simplify right side
    14,303.85x = 92,379,281.17
  5. Step 5: Solve for x
    x = 92,379,281.17/14,303.85
  6. Step 6: Final answer
    x = 6,458.35

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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.