Home / 14,756.90-22,139.44-6,437.64

Finding the Fourth Proportional to 14,756.90, 22,139.44 and 6,437.64

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Solution

The fourth proportional to 14,756.90, 22,139.44 and 6,437.64 is: 9,658.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.90 : 22,139.44 = 6,437.64 : x
  2. Step 2: Convert to fraction form
    14,756.90/22,139.44 = 6,437.64/x
  3. Step 3: Cross multiply
    14,756.90x = 22,139.44 × 6,437.64
  4. Step 4: Simplify right side
    14,756.90x = 142,525,744.52
  5. Step 5: Solve for x
    x = 142,525,744.52/14,756.90
  6. Step 6: Final answer
    x = 9,658.24

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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.