Home / 14,762.40-22,137.72-5,400.29

Finding the Fourth Proportional to 14,762.40, 22,137.72 and 5,400.29

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Solution

The fourth proportional to 14,762.40, 22,137.72 and 5,400.29 is: 8,098.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.40 : 22,137.72 = 5,400.29 : x
  2. Step 2: Convert to fraction form
    14,762.40/22,137.72 = 5,400.29/x
  3. Step 3: Cross multiply
    14,762.40x = 22,137.72 × 5,400.29
  4. Step 4: Simplify right side
    14,762.40x = 119,549,997.25
  5. Step 5: Solve for x
    x = 119,549,997.25/14,762.40
  6. Step 6: Final answer
    x = 8,098.28

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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.