Home / 14,237.85-21,350.52-7,572.90

Finding the Fourth Proportional to 14,237.85, 21,350.52 and 7,572.90

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Solution

The fourth proportional to 14,237.85, 21,350.52 and 7,572.90 is: 11,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,237.85 : 21,350.52 = 7,572.90 : x
  2. Step 2: Convert to fraction form
    14,237.85/21,350.52 = 7,572.90/x
  3. Step 3: Cross multiply
    14,237.85x = 21,350.52 × 7,572.90
  4. Step 4: Simplify right side
    14,237.85x = 161,685,352.91
  5. Step 5: Solve for x
    x = 161,685,352.91/14,237.85
  6. Step 6: Final answer
    x = 11,356.02

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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.