Home / 14,550.70-21,826.59-4,690.12

Finding the Fourth Proportional to 14,550.70, 21,826.59 and 4,690.12

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Solution

The fourth proportional to 14,550.70, 21,826.59 and 4,690.12 is: 7,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.70 : 21,826.59 = 4,690.12 : x
  2. Step 2: Convert to fraction form
    14,550.70/21,826.59 = 4,690.12/x
  3. Step 3: Cross multiply
    14,550.70x = 21,826.59 × 4,690.12
  4. Step 4: Simplify right side
    14,550.70x = 102,369,193.71
  5. Step 5: Solve for x
    x = 102,369,193.71/14,550.70
  6. Step 6: Final answer
    x = 7,035.35

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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.