Home / 21,723.83-32,590.52-12,368.23

Finding the Fourth Proportional to 21,723.83, 32,590.52 and 12,368.23

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Solution

The fourth proportional to 21,723.83, 32,590.52 and 12,368.23 is: 18,555.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,723.83 : 32,590.52 = 12,368.23 : x
  2. Step 2: Convert to fraction form
    21,723.83/32,590.52 = 12,368.23/x
  3. Step 3: Cross multiply
    21,723.83x = 32,590.52 × 12,368.23
  4. Step 4: Simplify right side
    21,723.83x = 403,086,950.24
  5. Step 5: Solve for x
    x = 403,086,950.24/21,723.83
  6. Step 6: Final answer
    x = 18,555.06

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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.