Home / 14,359.55-21,542.76-6,955.35

Finding the Fourth Proportional to 14,359.55, 21,542.76 and 6,955.35

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Solution

The fourth proportional to 14,359.55, 21,542.76 and 6,955.35 is: 10,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.55 : 21,542.76 = 6,955.35 : x
  2. Step 2: Convert to fraction form
    14,359.55/21,542.76 = 6,955.35/x
  3. Step 3: Cross multiply
    14,359.55x = 21,542.76 × 6,955.35
  4. Step 4: Simplify right side
    14,359.55x = 149,837,435.77
  5. Step 5: Solve for x
    x = 149,837,435.77/14,359.55
  6. Step 6: Final answer
    x = 10,434.69

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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.