Home / 36,042.33-54,070.80-12,670.59

Finding the Fourth Proportional to 36,042.33, 54,070.80 and 12,670.59

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Solution

The fourth proportional to 36,042.33, 54,070.80 and 12,670.59 is: 19,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.33 : 54,070.80 = 12,670.59 : x
  2. Step 2: Convert to fraction form
    36,042.33/54,070.80 = 12,670.59/x
  3. Step 3: Cross multiply
    36,042.33x = 54,070.80 × 12,670.59
  4. Step 4: Simplify right side
    36,042.33x = 685,108,937.77
  5. Step 5: Solve for x
    x = 685,108,937.77/36,042.33
  6. Step 6: Final answer
    x = 19,008.45

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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.