Home / 17,887.23-26,830.04-12,001.77

Finding the Fourth Proportional to 17,887.23, 26,830.04 and 12,001.77

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Solution

The fourth proportional to 17,887.23, 26,830.04 and 12,001.77 is: 18,002.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.23 : 26,830.04 = 12,001.77 : x
  2. Step 2: Convert to fraction form
    17,887.23/26,830.04 = 12,001.77/x
  3. Step 3: Cross multiply
    17,887.23x = 26,830.04 × 12,001.77
  4. Step 4: Simplify right side
    17,887.23x = 322,007,909.16
  5. Step 5: Solve for x
    x = 322,007,909.16/17,887.23
  6. Step 6: Final answer
    x = 18,002.11

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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.