Home / 38,764.03-58,146.27-13,805.05

Finding the Fourth Proportional to 38,764.03, 58,146.27 and 13,805.05

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Solution

The fourth proportional to 38,764.03, 58,146.27 and 13,805.05 is: 20,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,764.03 : 58,146.27 = 13,805.05 : x
  2. Step 2: Convert to fraction form
    38,764.03/58,146.27 = 13,805.05/x
  3. Step 3: Cross multiply
    38,764.03x = 58,146.27 × 13,805.05
  4. Step 4: Simplify right side
    38,764.03x = 802,712,164.66
  5. Step 5: Solve for x
    x = 802,712,164.66/38,764.03
  6. Step 6: Final answer
    x = 20,707.66

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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.