Home / 19,722.64-29,588.72-6,575.12

Finding the Fourth Proportional to 19,722.64, 29,588.72 and 6,575.12

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Solution

The fourth proportional to 19,722.64, 29,588.72 and 6,575.12 is: 9,864.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722.64 : 29,588.72 = 6,575.12 : x
  2. Step 2: Convert to fraction form
    19,722.64/29,588.72 = 6,575.12/x
  3. Step 3: Cross multiply
    19,722.64x = 29,588.72 × 6,575.12
  4. Step 4: Simplify right side
    19,722.64x = 194,549,384.65
  5. Step 5: Solve for x
    x = 194,549,384.65/19,722.64
  6. Step 6: Final answer
    x = 9,864.27

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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.