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Finding the Fourth Proportional to 36,883, 55,347.18 and 19,365.40

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Solution

The fourth proportional to 36,883, 55,347.18 and 19,365.40 is: 29,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883 : 55,347.18 = 19,365.40 : x
  2. Step 2: Convert to fraction form
    36,883/55,347.18 = 19,365.40/x
  3. Step 3: Cross multiply
    36,883x = 55,347.18 × 19,365.40
  4. Step 4: Simplify right side
    36,883x = 1,071,820,279.57
  5. Step 5: Solve for x
    x = 1,071,820,279.57/36,883
  6. Step 6: Final answer
    x = 29,060.01

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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.