Home / 19,536.08-29,307.77-6,389.16

Finding the Fourth Proportional to 19,536.08, 29,307.77 and 6,389.16

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Solution

The fourth proportional to 19,536.08, 29,307.77 and 6,389.16 is: 9,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536.08 : 29,307.77 = 6,389.16 : x
  2. Step 2: Convert to fraction form
    19,536.08/29,307.77 = 6,389.16/x
  3. Step 3: Cross multiply
    19,536.08x = 29,307.77 × 6,389.16
  4. Step 4: Simplify right side
    19,536.08x = 187,251,999.83
  5. Step 5: Solve for x
    x = 187,251,999.83/19,536.08
  6. Step 6: Final answer
    x = 9,584.93

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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.