Home / 14,762.91-22,137.07-6,439.32

Finding the Fourth Proportional to 14,762.91, 22,137.07 and 6,439.32

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Solution

The fourth proportional to 14,762.91, 22,137.07 and 6,439.32 is: 9,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762.91 : 22,137.07 = 6,439.32 : x
  2. Step 2: Convert to fraction form
    14,762.91/22,137.07 = 6,439.32/x
  3. Step 3: Cross multiply
    14,762.91x = 22,137.07 × 6,439.32
  4. Step 4: Simplify right side
    14,762.91x = 142,547,677.59
  5. Step 5: Solve for x
    x = 142,547,677.59/14,762.91
  6. Step 6: Final answer
    x = 9,655.80

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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.